diff --git a/aliases.scm b/aliases.scm
index c1deb02..259d57a 100644
--- a/aliases.scm
+++ b/aliases.scm
@@ -1,5 +1,4 @@
-; definitions of standard scheme procedures in terms of
-; femtolisp procedures
+; definitions of standard scheme procedures in terms of femtolisp procedures
 ; sufficient to run the R5RS version of psyntax
 
 (define top-level-bound? bound?)
@@ -19,10 +18,7 @@
     (lambda ((x #f)) ($gensym))))
 
 (define-macro (begin0 first . rest)
-  (let ((g (gensym)))
-    `(let ((,g ,first))
-       ,@rest
-       ,g)))
+  `(prog1 ,first ,@rest))
 
 (define vector-ref aref)
 (define vector-set! aset!)
@@ -34,7 +30,7 @@
   #t)
 (define (vector-map f v) (vector.map f v))
 
-(define array-ref! aref)
+(define array-ref aref)
 (define (array-set! a obj i0 . idxs)
   (if (null? idxs)
       (aset! a i0 obj)
diff --git a/builtins.c b/builtins.c
index 8ac122e..504450f 100644
--- a/builtins.c
+++ b/builtins.c
@@ -435,9 +435,9 @@ static value_t fl_randf(value_t *args, u_int32_t nargs)
     return mk_float(rand_float());
 }
 
-extern void stringfuncs_init();
-extern void table_init();
-extern void iostream_init();
+extern void stringfuncs_init(void);
+extern void table_init(void);
+extern void iostream_init(void);
 
 static builtinspec_t builtin_info[] = {
     { "environment", fl_global_env },
@@ -479,7 +479,7 @@ static builtinspec_t builtin_info[] = {
     { NULL, NULL }
 };
 
-void builtins_init()
+void builtins_init(void)
 {
     assign_global_builtins(builtin_info);
     stringfuncs_init();
diff --git a/cvalues.c b/cvalues.c
index ad18d1c..24db448 100644
--- a/cvalues.c
+++ b/cvalues.c
@@ -60,7 +60,7 @@ void add_finalizer(cvalue_t *cv)
 }
 
 // remove dead objects from finalization list in-place
-static void sweep_finalizers()
+static void sweep_finalizers(void)
 {
     cvalue_t **lst = Finalizers;
     size_t n=0, ndel=0, l=nfinalizers;
@@ -420,7 +420,7 @@ static int cvalue_array_init(fltype_t *ft, value_t arg, void *dest)
         assert(cnt <= vector_size(arg));
         for(i=0; i < cnt; i++) {
             cvalue_init(eltype, vector_elt(arg,i), dest);
-            dest += elsize;
+            dest = (char*)dest + elsize;
         }
         return 0;
     }
@@ -430,7 +430,7 @@ static int cvalue_array_init(fltype_t *ft, value_t arg, void *dest)
             if (i == cnt) { i++; break; } // trigger error
             cvalue_init(eltype, car_(arg), dest);
             i++;
-            dest += elsize;
+            dest = (char*)dest + elsize;
             arg = cdr_(arg);
         }
         if (i != cnt)
@@ -939,7 +939,7 @@ static builtinspec_t cvalues_builtin_info[] = {
 #define mk_primtype_(name,ctype) \
   name##type=get_type(name##sym);name##type->init = &cvalue_##ctype##_init
 
-static void cvalues_init()
+static void cvalues_init(void)
 {
     htable_new(&TypeTable, 256);
     htable_new(&reverse_dlsym_lookup_table, 256);
@@ -1268,7 +1268,7 @@ int numeric_compare(value_t a, value_t b, int eq, int eqnans, char *fname)
 }
 
 static void DivideByZeroError() __attribute__ ((__noreturn__));
-static void DivideByZeroError()
+static void DivideByZeroError(void)
 {
     lerror(DivideError, "/: division by zero");
 }
diff --git a/equal.c b/equal.c
index d40548c..72565ef 100644
--- a/equal.c
+++ b/equal.c
@@ -242,7 +242,7 @@ static value_t cyc_compare(value_t a, value_t b, htable_t *table, int eq)
 }
 
 static htable_t equal_eq_hashtable;
-void comparehash_init()
+void comparehash_init(void)
 {
     htable_new(&equal_eq_hashtable, 512);
 }
diff --git a/flisp.boot b/flisp.boot
index 70286fa..7cec0f8 100644
--- a/flisp.boot
+++ b/flisp.boot
@@ -33,36 +33,38 @@
 		      #fn("7000r2|}[;" [])
 		      #fn("8000r3|}g2\\;" [])]
 	  *interactive* #f *syntax-environment*
-	  #table(with-bindings #fn(">000s1c0qe1c2|32e1e3|32e1c4|3243;" [#fn("B000r3e0c1L1e2c3g2|33L1e4e2c5|}3331c6e0c7L1e4\x7f3132e0c7L1e4e2c8|g2333132L3L144;" [nconc
-  let map #.list copy-list #fn("8000r2c0|}L3;" [set!]) unwind-protect begin #fn("8000r2c0|}L3;" [set!])])
-  map #.car cadr #fn("6000r1e040;" [gensym])])  letrec #fn("?000s1e0e0c1L1e2c3|32L1e2c4|32e5}3134L1e2c6|3242;" [nconc
-  lambda map #.car #fn("9000r1e0c1L1e2|3142;" [nconc set! copy-list]) copy-list
-  #fn("6000r1e040;" [void])])  assert #fn("<000r1c0|]c1c2c3|L2L2L2L4;" [if
-  raise quote assert-failed])  do #fn("A000s2c0qe130}Me2c3|32e2e4|32e2c5|3245;" [#fn("B000r5c0|c1g2c2}e3c4L1e5\x7fN3132e3c4L1e5i0231e3|L1g432L133L4L3L2L1e3|L1g332L3;" [letrec
-  lambda if nconc begin copy-list]) gensym map #.car cadr #fn("7000r1e0|31F680e1|41;|M;" [cddr
-  caddr])])  quasiquote #fn("8000r1e0|`42;" [bq-process])  when #fn("<000s1c0|c1}K^L4;" [if
-  begin])  with-input-from #fn("=000s1e0c1L1c2|L2L1L1e3}3143;" [nconc
+	  #table(with-bindings #fn(">000s1c0qc1c2|32c1e3|32c1c4|3243;" [#fn("B000r3c0c1L1c2c3g2|33L1c4c2c5|}3331c6c0c7L1c4\x7f3132c0c7L1c4c2c8|g2333132L3L144;" [#fn(nconc)
+  let #fn(map) #.list #fn(copy-list) #fn("8000r2c0|}L3;" [set!]) unwind-protect
+  begin #fn("8000r2c0|}L3;" [set!])]) #fn(map) #.car cadr #fn("6000r1c040;" [#fn(gensym)])])  letrec #fn("?000s1c0c0c1L1c2c3|32L1c2c4|32c5}3134L1c2c6|3242;" [#fn(nconc)
+  lambda #fn(map) #.car #fn("9000r1c0c1L1c2|3142;" [#fn(nconc) set! #fn(copy-list)])
+  #fn(copy-list) #fn("6000r1e040;" [void])])  assert #fn("<000r1c0|]c1c2c3|L2L2L2L4;" [if
+  raise quote assert-failed])  do #fn("A000s2c0qc130}Mc2c3|32c2e4|32c2c5|3245;" [#fn("B000r5c0|c1g2c2}c3c4L1c5\x7fN3132c3c4L1c5i0231c3|L1g432L133L4L3L2L1c3|L1g332L3;" [letrec
+  lambda if #fn(nconc) begin #fn(copy-list)])
+  #fn(gensym) #fn(map) #.car cadr #fn("7000r1e0|31F680e1|41;|M;" [cddr caddr])])  quasiquote #fn("8000r1e0|`42;" [bq-process])  when #fn("<000s1c0|c1}K^L4;" [if
+  begin])  with-input-from #fn("=000s1c0c1L1c2|L2L1L1c3}3143;" [#fn(nconc)
 								with-bindings
 								*input-stream*
-								copy-list])  unwind-protect #fn("8000r2c0qe130e13042;" [#fn("@000r2c0}c1_\x7fL3L2L1c2c3~c1|L1c4}L1c5|L2L3L3L3}L1L3L3;" [let
-  lambda prog1 trycatch begin raise]) gensym])  dotimes #fn(";000s1c0q|M|\x8442;" [#fn("=000r2c0`c1}aL3e2c3L1|L1L1e4\x7f3133L4;" [for
-  - nconc lambda copy-list])])  define-macro #fn("?000s1c0c1|ML2e2c3L1|NL1e4}3133L3;" [set-syntax!
-  quote nconc lambda copy-list])  receive #fn("@000s2c0c1_}L3e2c1L1|L1e3g23133L3;" [call-with-values
-  lambda nconc copy-list])  unless #fn("=000s1c0|^c1}KL4;" [if begin])  let #fn(":000s1c0q^41;" [#fn("<000r1~C6D0~m02\x7fMo002\x7fNo01530]2c0qe1c2L1e3c4~32L1e5\x7f3133e3c6~3242;" [#fn("8000r2~6@0c0~|L2L1~L3530|}K;" [letrec])
-  nconc lambda map #fn("6000r1|F650|M;|;" []) copy-list #fn("6000r1|F650|\x84;e040;" [void])])])  cond #fn("9000s0c0q]41;" [#fn("7000r1c0qm02|~41;" [#fn("7000r1|?640^;c0q|M41;" [#fn(":000r1|Mc0<17702|M]<6@0|N\x8550|M;c1|NK;|N\x85@0c2|Mi10~N31L3;|\x84c3\x82W0e4e5|31316A0c6qe7e5|313141;c8qe93041;c:|Mc1|NKi10~N31L4;" [else
+								#fn(copy-list)])  unwind-protect #fn("8000r2c0qc130c13042;" [#fn("@000r2c0}c1_\x7fL3L2L1c2c3~c1|L1c4}L1c5|L2L3L3L3}L1L3L3;" [let
+  lambda prog1 trycatch begin raise]) #fn(gensym)])  dotimes #fn(";000s1c0q|M|\x8442;" [#fn("=000r2c0`c1}aL3c2c3L1|L1L1c4\x7f3133L4;" [for
+  - #fn(nconc) lambda #fn(copy-list)])])  define-macro #fn("?000s1c0c1|ML2c2c3L1|NL1c4}3133L3;" [set-syntax!
+  quote #fn(nconc) lambda #fn(copy-list)])  receive #fn("@000s2c0c1_}L3c2c1L1|L1c3g23133L3;" [call-with-values
+  lambda #fn(nconc) #fn(copy-list)])  unless #fn("=000s1c0|^c1}KL4;" [if begin])  let #fn(":000s1c0q^41;" [#fn("<000r1~C6D0~m02\x7fMo002\x7fNo01530]2c0qc1c2L1c3c4~32L1c5\x7f3133c3c6~3242;" [#fn("8000r2~6@0c0~|L2L1~L3530|}K;" [letrec])
+  #fn(nconc) lambda #fn(map) #fn("6000r1|F650|M;|;" [])
+  #fn(copy-list) #fn("6000r1|F650|\x84;e040;" [void])])])  cond #fn("9000s0c0q]41;" [#fn("7000r1c0qm02|~41;" [#fn("7000r1|?640^;c0q|M41;" [#fn(":000r1|Mc0<17702|M]<6@0|N\x8550|M;c1|NK;|N\x85@0c2|Mi10~N31L3;|\x84c3\x82W0e4e5|31316A0c6qe7e5|313141;c8qc93041;c:|Mc1|NKi10~N31L4;" [else
   begin or => 1arg-lambda? caddr #fn("=000r1c0|~ML2L1c1|c2e3e4~3131Ki20i10N31L4L3;" [let
   if begin cddr caddr]) caadr #fn("<000r1c0|~ML2L1c1|e2~31|L2i20i10N31L4L3;" [let
-  if caddr]) gensym if])] cond-clauses->if)])])  throw #fn(":000r2c0c1c2c3L2|}L4L2;" [raise
-  list quote thrown-value])  time #fn("7000r1c0qe13041;" [#fn(">000r1c0|c1L1L2L1c2~c3c4c5c1L1|L3c6L4L3L3;" [let
-  time.now prog1 princ "Elapsed time: " - " seconds\n"]) gensym])  let* #fn("A000s1|?6E0e0c1L1_L1e2}3133L1;e0c1L1e3|31L1L1e2|NF6H0e0c4L1|NL1e2}3133L1530}3133e5|31L2;" [nconc
-  lambda copy-list caar let* cadar])  case #fn(":000s1c0q]41;" [#fn("7000r1c0m02c1qe23041;" [#fn("9000r2}c0\x8250c0;}\x8540^;}C6=0c1|e2}31L3;}?6=0c3|e2}31L3;}N\x85>0c3|e2}M31L3;e4c5}326=0c6|c7}L2L3;c8|c7}L2L3;" [else
+  if caddr]) #fn(gensym) if])] cond-clauses->if)])])  throw #fn(":000r2c0c1c2c3L2|}L4L2;" [raise
+  list quote thrown-value])  time #fn("7000r1c0qc13041;" [#fn(">000r1c0|c1L1L2L1c2~c3c4c5c1L1|L3c6L4L3L3;" [let
+  time.now prog1 princ "Elapsed time: " - " seconds\n"])
+							  #fn(gensym)])  let* #fn("A000s1|?6E0c0c1L1_L1c2}3133L1;c0c1L1e3|31L1L1c2|NF6H0c0c4L1|NL1c2}3133L1530}3133e5|31L2;" [#fn(nconc)
+  lambda #fn(copy-list) caar let* cadar])  case #fn(":000s1c0q]41;" [#fn("7000r1c0m02c1qc23041;" [#fn("9000r2}c0\x8250c0;}\x8540^;}C6=0c1|e2}31L3;}?6=0c3|e2}31L3;}N\x85>0c3|e2}M31L3;e4c5}326=0c6|c7}L2L3;c8|c7}L2L3;" [else
   eq? quote-value eqv? every #.symbol? memq quote memv] vals->cond)
-  #fn("<000r1c0|i10L2L1e1c2L1e3c4qi113232L3;" [let nconc cond map #fn("8000r1i10~|M32|NK;" [])])
-  gensym])])  with-output-to #fn("=000s1e0c1L1c2|L2L1L1e3}3143;" [nconc
-								  with-bindings
-								  *output-stream*
-								  copy-list])  catch #fn("7000r2c0qe13041;" [#fn("@000r1c0\x7fc1|L1c2c3c4|L2c5c6|L2c7c8L2L3c5c9|L2~L3L4c:|L2c;|L2L4L3L3;" [trycatch
-  lambda if and pair? eq car quote thrown-value cadr caddr raise]) gensym]))
+  #fn("<000r1c0|i10L2L1c1c2L1c3c4qi113232L3;" [let #fn(nconc) cond #fn(map)
+					       #fn("8000r1i10~|M32|NK;" [])])
+  #fn(gensym)])])  with-output-to #fn("=000s1c0c1L1c2|L2L1L1c3}3143;" [#fn(nconc)
+  with-bindings *output-stream* #fn(copy-list)])  catch #fn("7000r2c0qc13041;" [#fn("@000r1c0\x7fc1|L1c2c3c4|L2c5c6|L2c7c8L2L3c5c9|L2~L3L4c:|L2c;|L2L4L3L3;" [trycatch
+  lambda if and pair? eq car quote thrown-value cadr caddr raise])
+  #fn(gensym)]))
 	  *whitespace* "\t\n\v\f\r \u0085  ᠎           \u2028\u2029  　" 1+
 	  #fn("7000r1|aw;" [] 1+) 1- #fn("7000r1|ax;" [] 1-) 1arg-lambda?
 	  #fn("8000r1|F16T02|Mc0<16J02|NF16B02|\x84F16:02e1|\x84a42;" [lambda
@@ -74,38 +76,38 @@
   win32 win64 windows "\\" *directory-separator* "\r\n" *linefeed* "/" "\n"
   *stdout* *output-stream* *stdin* *input-stream* *stderr* *error-stream*] __init_globals)
 	  __script #fn("7000r1c0qc1t;" [#fn("7000r0e0~41;" [load])
-					#fn("7000r1e0|312e1a41;" [top-level-exception-handler
-								  exit])] __script)
-	  __start #fn("8000r1e0302|NF6D0|Nk12^k22e3|\x84315E0|k12]k22e4e5312e6302e7`41;" [__init_globals
-  *argv* *interactive* __script princ *banner* repl exit] __start)
+					#fn("7000r1e0|312c1a41;" [top-level-exception-handler
+								  #fn(exit)])] __script)
+	  __start #fn("8000r1e0302|NF6D0|Nk12^k22e3|\x84315E0|k12]k22e4e5312e6302c7`41;" [__init_globals
+  *argv* *interactive* __script princ *banner* repl #fn(exit)] __start)
 	  abs #fn("7000r1|`X650|y;|;" [] abs) any
 	  #fn("8000r2}F16D02|}M3117:02e0|}N42;" [any] any) arg-counts #table(#.equal? 2  #.atom? 1  #.set-cdr! 2  #.symbol? 1  #.car 1  #.eq? 2  #.aref 2  #.boolean? 1  #.not 1  #.null? 1  #.eqv? 2  #.number? 1  #.pair? 1  #.builtin? 1  #.aset! 3  #.div0 2  #.= 2  #.bound? 1  #.compare 2  #.vector? 1  #.cdr 1  #.set-car! 2  #.< 2  #.fixnum? 1  #.cons 2)
 	  argc-error #fn("<000r2e0c1|c2}}aW670c3540c445;" [error "compile error: "
 							   " expects " " argument."
 							   " arguments."] argc-error)
-	  array? #fn("8000r1|H17<02c0e1|3141;" [#fn("7000r1|F16802|Mc0<;" [array])
-						typeof] array?)
+	  array? #fn("8000r1|H17<02c0c1|3141;" [#fn("7000r1|F16802|Mc0<;" [array])
+						#fn(typeof)] array?)
 	  assoc #fn("8000r2}?640^;e0}31|>650}M;e1|}N42;" [caar assoc] assoc)
 	  assv #fn("8000r2}?640^;e0}31|=650}M;e1|}N42;" [caar assv] assv)
 	  bcode:cdepth #fn(":000r2|b3e0|b3[}32\\;" [min] bcode:cdepth)
 	  bcode:code #fn("7000r1|`[;" [] bcode:code) bcode:ctable
-	  #fn("7000r1|a[;" [] bcode:ctable) bcode:indexfor #fn("9000r2c0qe1|31e2|3142;" [#fn(":000r2e0|\x7f32690e1|\x7f42;e2|\x7f}332}~b2}aw\\2;" [has?
-  get put!]) bcode:ctable bcode:nconst] bcode:indexfor)
+	  #fn("7000r1|a[;" [] bcode:ctable) bcode:indexfor #fn("9000r2c0qe1|31e2|3142;" [#fn(":000r2c0|\x7f32690c1|\x7f42;c2|\x7f}332}~b2}aw\\2;" [#fn(has?)
+  #fn(get) #fn(put!)]) bcode:ctable bcode:nconst] bcode:indexfor)
 	  bcode:nconst #fn("7000r1|b2[;" [] bcode:nconst) bq-bracket
 	  #fn("<000r2|?6=0c0e1|}32L2;|Mc2\x82R0}`W680c0|NK;c0c3c4e1|N}ax32L3L2;|Mc5\x82S0}`W690c6|\x84L2;c0c0c7e1|\x84}ax32L3L2;|Mc8\x82O0}`W650|\x84;c0c0c9e1|\x84}ax32L3L2;c0e1|}32L2;" [#.list
   bq-process unquote #.cons 'unquote unquote-splicing copy-list 'unquote-splicing
   unquote-nsplicing 'unquote-nsplicing] bq-bracket)
 	  bq-bracket1 #fn(";000r2|F16802|Mc0<6K0}`W650|\x84;c1c2e3|N}ax32L3;e3|}42;" [unquote
   #.cons 'unquote bq-process] bq-bracket1)
-	  bq-process #fn(";000r2|C680c0|L2;|H6A0c1e2e3|31}3241;|?640|;|Mc4\x82B0c5c6e2|\x84}aw32L3;|Mc7\x82W0}`W16:02e8|b232650|\x84;c9c:e2|N}ax32L3;e;}`3217;02e<e=|32@6E0c>qe?|31e@cAq|3242;cBq]31|_42;" [quote
+	  bq-process #fn(";000r2|C680c0|L2;|H6A0c1e2e3|31}3241;|?640|;|Mc4\x82B0c5c6e2|\x84}aw32L3;|Mc7\x82W0}`W16:02e8|b232650|\x84;c9c:e2|N}ax32L3;e;}`3217;02e<e=|32@6E0c>qe?|31c@cAq|3242;cBq]31|_42;" [quote
   #fn("8000r1|Mc0\x8280c1|NK;c2c1|L3;" [#.list #.vector #.apply]) bq-process
   vector->list quasiquote #.list 'quasiquote unquote length= #.cons 'unquote >
-  any splice-form? #fn(":000r2|\x8570c0}K;}N\x85?0c1}Me2|\x7f32L3;e3e4}Ke2|\x7f32L142;" [#.list
-  #.cons bq-process nconc list*]) lastcdr map #fn("8000r1e0|\x7f42;" [bq-bracket1])
-  #fn("6000r1c0qm02|;" [#fn(">000r2|\x85;0c0e1}31K;|F6s0|Mc2\x82[0c0e3}i11`W670|N5E0c4c5L2e6|Ni11ax32L232K;~|Ne7|Mi1132}K42;c0e1e6|i1132}K31K;" [nconc
+  any splice-form? #fn(":000r2|\x8570c0}K;}N\x85?0c1}Me2|\x7f32L3;c3c4}Ke2|\x7f32L142;" [#.list
+  #.cons bq-process #fn(nconc) #fn(list*)]) lastcdr #fn(map)
+  #fn("8000r1e0|\x7f42;" [bq-bracket1]) #fn("6000r1c0qm02|;" [#fn(">000r2|\x85;0c0e1}31K;|F6s0|Mc2\x82[0c0e3}i11`W670|N5E0c4c5L2e6|Ni11ax32L232K;~|Ne7|Mi1132}K42;c0e1e6|i1132}K31K;" [nconc
   reverse! unquote nreconc #.list 'unquote bq-process bq-bracket])])] bq-process)
-	  builtin->instruction #fn("9000r1e0~|^43;" [get] [#table(#.equal? equal?  #.* *  #.car car  #.apply apply  #.aref aref  #.- -  #.boolean? boolean?  #.builtin? builtin?  #.null? null?  #.eqv? eqv?  #.function? function?  #.bound? bound?  #.cdr cdr  #.list list  #.set-car! set-car!  #.cons cons  #.atom? atom?  #.set-cdr! set-cdr!  #.symbol? symbol?  #.eq? eq?  #.vector vector  #.not not  #.pair? pair?  #.number? number?  #.div0 div0  #.aset! aset!  #.+ +  #.= =  #.compare compare  #.vector? vector?  #./ /  #.< <  #.fixnum? fixnum?)
-							   ()])
+	  builtin->instruction #fn("9000r1c0~|^43;" [#fn(get)] [#table(#.equal? equal?  #.* *  #.car car  #.apply apply  #.aref aref  #.- -  #.boolean? boolean?  #.builtin? builtin?  #.null? null?  #.eqv? eqv?  #.function? function?  #.bound? bound?  #.cdr cdr  #.list list  #.set-car! set-car!  #.cons cons  #.atom? atom?  #.set-cdr! set-cdr!  #.symbol? symbol?  #.eq? eq?  #.vector vector  #.not not  #.pair? pair?  #.number? number?  #.div0 div0  #.aset! aset!  #.+ +  #.= =  #.compare compare  #.vector? vector?  #./ /  #.< <  #.fixnum? fixnum?)
+								()])
 	  caaaar #fn("6000r1|MMMM;" [] caaaar) caaadr
 	  #fn("6000r1|\x84MM;" [] caaadr) caaar #fn("6000r1|MMM;" [] caaar)
 	  caadar #fn("6000r1|M\x84M;" [] caadar) caaddr
@@ -126,43 +128,44 @@
 	  cddar #fn("6000r1|MNN;" [] cddar) cdddar
 	  #fn("6000r1|MNNN;" [] cdddar) cddddr #fn("6000r1|NNNN;" [] cddddr)
 	  cdddr #fn("6000r1|NNN;" [] cdddr) cddr
-	  #fn("6000r1|NN;" [] cddr) char? #fn("7000r1e0|31c1<;" [typeof wchar] char?)
+	  #fn("6000r1|NN;" [] cddr) char? #fn("7000r1c0|31c1<;" [#fn(typeof)
+								 wchar] char?)
 	  closure? #fn("7000r1|J16602|G@;" [] closure?) compile
 	  #fn("8000r1e0_|42;" [compile-f] compile) compile-and #fn("<000r4e0|}g2g3]c146;" [compile-short-circuit
   brf] compile-and)
-	  compile-app #fn("7000r4c0qg3M41;" [#fn("9000r1c0q|C16V02e1|\x7f32@16J02|E16C02e2|3116902e3|31G6:0e3|31530|41;" [#fn(":000r1e0i13Nc1326S0e2i10i11^|342c3qe4i10i11i13N3341;c5q|G16802e6|3141;" [length>
+	  compile-app #fn("7000r4c0qg3M41;" [#fn("9000r1c0q|C16V02e1|\x7f32@16J02|E16C02c2|3116902c3|31G6:0c3|31530|41;" [#fn(":000r1e0i13Nc1326S0e2i10i11^|342c3qe4i10i11i13N3341;c5q|G16802e6|3141;" [length>
   255 compile-in #fn(":000r1e0i20i22670c1540c2|43;" [emit tcall.l call.l])
-  compile-arglist #fn(";000r1~c0<16X02e1~i2132@16J02e2c031e0>16<02e3i23b2326L0e4i20i21^i23\x84342e5i20c042;|7A0e4i20i21^~34530]2c6qe7i20i21i23N3341;" [cadr
-  in-env? top-level-value length= compile-in emit #fn("=000r1~6H0e0i30i31i32i33i10~|47;e1i30i32670c2540c3|43;" [compile-builtin-call
-  emit tcall call]) compile-arglist]) builtin->instruction]) in-env? constant?
-  top-level-value])] compile-app)
-	  compile-arglist #fn("8000r3e0c1qg2322e2g241;" [for-each #fn(":000r1e0~\x7f^|44;" [compile-in])
-							 length] compile-arglist)
+  compile-arglist #fn(";000r1~c0<16X02e1~i2132@16J02c2c031e0>16<02e3i23b2326L0e4i20i21^i23\x84342e5i20c042;|7A0e4i20i21^~34530]2c6qe7i20i21i23N3341;" [cadr
+  in-env? #fn(top-level-value) length= compile-in emit #fn("=000r1~6H0e0i30i31i32i33i10~|47;e1i30i32670c2540c3|43;" [compile-builtin-call
+  emit tcall call]) compile-arglist]) builtin->instruction]) in-env? #fn(constant?)
+  #fn(top-level-value)])] compile-app)
+	  compile-arglist #fn("8000r3e0c1qg2322c2g241;" [for-each #fn(":000r1e0~\x7f^|44;" [compile-in])
+							 #fn(length)] compile-arglist)
 	  compile-begin #fn(":000r4g3?6?0e0|}g2e13044;g3N?6>0e0|}g2g3M44;e0|}^g3M342e2|c3322e4|}g2g3N44;" [compile-in
   void emit pop compile-begin] compile-begin)
-	  compile-builtin-call #fn(":000r7c0qe1e2g5^3341;" [#fn("8000r1|16=02e0i03N|32@6=0e1i04|32530]2c2qi0541;" [length=
+	  compile-builtin-call #fn(":000r7c0qc1e2g5^3341;" [#fn("8000r1|16=02e0i03N|32@6=0e1i04|32530]2c2qi0541;" [length=
   argc-error #fn(":000r1|c0\x82R0i16`W6<0e1i10c242;e1i10i15i1643;|c3\x82e0i16`W6<0e1i10c442;i16b2W6<0e1i10c542;e1i10i15i1643;|c6\x82v0i16`W6;0e7i14a42;i16aW6<0e1i10c842;i16b2W6<0e1i10c942;e1i10i15i1643;|c:\x82R0i16`W6<0e1i10c;42;e1i10i15i1643;|c<\x82Q0i16`W6;0e7i14a42;e1i10i15i1643;|c=\x82T0i16`W6>0e1i10c>c?43;e1i10i15i1643;|c@\x82]0i16b2X6<0e7i14b242;e1i10i12670cA540c@i1643;e1i10i1542;" [list
   emit loadnil + load0 add2 - argc-error neg sub2 * load1 / vector loadv []
-  apply tapply])]) get arg-counts] compile-builtin-call)
+  apply tapply])]) #fn(get) arg-counts] compile-builtin-call)
 	  compile-f #fn("8000r2e0c1qc242;" [call-with-values #fn("8000r0e0~\x7f42;" [compile-f-])
 					    #fn("6000r2|;" [])] compile-f)
-	  compile-f- #fn("8000r2c0q]]42;" [#fn(">000r2c0qm02c1qm12c2qe330\x7f\x84e4\x7f\x8431e5\x7f\x8431e6c7\x7f\x8432e4\x7f31i10\x8270c8570e4\x7f3146;" [#fn("9000r1c0qe1|31F6N0e2|31F6=0c3e1|31K570e4|31560e53041;" [#fn("8000r1c0qe1|3141;" [#fn(":000r1|\x8540~;e0c1|~i4034e2c3|32K;" [list*
-  lambda map #fn("6000r1e040;" [void])]) get-defined-vars]) cddr cdddr begin
-  caddr void] lambda-body) #fn("7000r1e0|31i20\x8280e1|41;~|41;" [lastcdr caddr] lam:body)
-  #fn("9000r6c0q}?660`570e1}3141;" [#fn("9000r1c0q|e1i0431x41;" [#fn("9000r1c0qe1e2i143241;" [#fn("C000r1i24\x87\xa90|\x85O0e0i20c1~i22\x8580i10560i10y345s0e2i20e3e4c5e4c6|32e7e8|31313331322e0i20c9~e8|31i22\x8580i10560i10y352e:i20i40i24i23~35530]2e;i10c<326L0e0i20i22\x8570c=540c>i10335]0i22\x87A0e0i20c?i10335H0i24\x85A0e0i20c@i1033530^2eAi20i23i40K]i31i4131342e0i20cB322eCeDeEeFi203131eGi2031i2533i20b3[42;" [emit
-  optargs bcode:indexfor make-perfect-hash-table map #.cons #.car iota length
-  keyargs emit-optional-arg-inits > 255 largc lvargc vargc argc compile-in ret
-  values function encode-byte-code bcode:code const-to-idx-vec]) filter
-  keyword-arg?]) length]) length]) make-code-emitter lastcdr lambda-vars filter
-  #.pair? lambda])] #0=[#:g711 ()])
+	  compile-f- #fn("8000r2c0q]]42;" [#fn(">000r2c0qm02c1qm12c2qe330\x7f\x84e4\x7f\x8431e5\x7f\x8431e6c7\x7f\x8432e4\x7f31i10\x8270c8570e4\x7f3146;" [#fn("9000r1c0qe1|31F6N0e2|31F6=0c3e1|31K570e4|31560e53041;" [#fn("8000r1c0qe1|3141;" [#fn(":000r1|\x8540~;c0c1|~i4034c2c3|32K;" [#fn(list*)
+  lambda #fn(map) #fn("6000r1e040;" [void])]) get-defined-vars]) cddr cdddr
+  begin caddr void] lambda-body) #fn("7000r1e0|31i20\x8280e1|41;~|41;" [lastcdr
+  caddr] lam:body) #fn("9000r6c0q}?660`570c1}3141;" [#fn("9000r1c0q|c1i0431x41;" [#fn("9000r1c0qe1e2i143241;" [#fn("C000r1i24\x87\xa90|\x85O0e0i20c1~i22\x8580i10560i10y345s0e2i20e3c4c5c4c6|32e7c8|31313331322e0i20c9~c8|31i22\x8580i10560i10y352e:i20i40i24i23~35530]2e;i10c<326L0e0i20i22\x8570c=540c>i10335]0i22\x87A0e0i20c?i10335H0i24\x85A0e0i20c@i1033530^2eAi20i23i40K]i31i4131342e0i20cB322eCcDeEeFi203131eGi2031i2533i20b3[42;" [emit
+  optargs bcode:indexfor make-perfect-hash-table
+  #fn(map) #.cons #.car iota #fn(length) keyargs emit-optional-arg-inits > 255
+  largc lvargc vargc argc compile-in ret values #fn(function) encode-byte-code
+  bcode:code const-to-idx-vec]) filter keyword-arg?])
+  #fn(length)]) #fn(length)]) make-code-emitter lastcdr lambda-vars filter #.pair?
+  lambda])] #0=[#:g715 ()])
 	  compile-for #fn(":000r5e0g4316X0e1|}^g2342e1|}^g3342e1|}^g4342e2|c342;e4c541;" [1arg-lambda?
   compile-in emit for error "for: third form must be a 1-argument lambda"] compile-for)
 	  compile-if #fn("<000r4c0qe1|31e1|31g3\x84e2g331e3g331F6;0e4g331560e53045;" [#fn(";000r5g2]\x82>0e0~\x7fi02g344;g2^\x82>0e0~\x7fi02g444;e0~\x7f^g2342e1~c2|332e0~\x7fi02g3342i026<0e1~c3325:0e1~c4}332e5~|322e0~\x7fi02g4342e5~}42;" [compile-in
   emit brf ret jmp mark-label]) make-label caddr cdddr cadddr void] compile-if)
-	  compile-in #fn(";000r4g3C6=0e0|}g3c144;g3?6\xaf0g3`\x82:0e2|c342;g3a\x82:0e2|c442;g3]\x82:0e2|c542;g3^\x82:0e2|c642;g3_\x82:0e2|c742;e8g3316<0e2|c9g343;e:g3316C0e;|}g2e<c=31L144;e2|c>g343;g3MC@17D02g3ME17;02e?g3M}326=0e@|}g2g344;cAqg3M41;" [compile-sym
-  [loada loadc loadg] emit load0 load1 loadt loadf loadnil fits-i8 loadi8
-  eof-object? compile-in top-level-value eof-object loadv in-env? compile-app
-  #fn("<000r1|c0\x82W0e1i03\x84316@0e2~\x7fi02i03\x8444;e3~c4i03\x8443;|c5\x82?0e6~\x7fi02i0344;|c7\x82@0e8~\x7fi02i03N44;|c9\x82<0e:~\x7fi0343;|c;\x82=0e<c=qc>q42;|c?\x82@0e@~\x7fi02i03N44;|cA\x82@0eB~\x7fi02i03N44;|cC\x82G0eD~\x7fi03\x84c7eEi0331K44;|cF\x82K0eG~\x7fi03\x84eHi0331eIi033145;|cJ\x82F0e2~\x7f]i03\x84342e3~cK42;|cL\x82N0e2~\x7f^eHi0331342eM~\x7fi03\x84cN44;|cO\x82C0e2~\x7fi02ePi033144;|cQ\x82s0e2~\x7f^c;_i03\x84L3342eReHi033131660^580eScT312e2~\x7f^eHi0331342e3~cQ42;eU~\x7fi02i0344;" [quote
+	  compile-in #fn(";000r4g3C6=0e0|}g3c144;g3?6\xaf0g3`\x82:0e2|c342;g3a\x82:0e2|c442;g3]\x82:0e2|c542;g3^\x82:0e2|c642;g3_\x82:0e2|c742;e8g3316<0e2|c9g343;c:g3316C0e;|}g2c<c=31L144;e2|c>g343;g3MC@17D02g3ME17;02e?g3M}326=0e@|}g2g344;cAqg3M41;" [compile-sym
+  [loada loadc loadg] emit load0 load1 loadt loadf loadnil fits-i8 loadi8 #fn(eof-object?)
+  compile-in #fn(top-level-value) eof-object loadv in-env? compile-app #fn("<000r1|c0\x82W0e1i03\x84316@0e2~\x7fi02i03\x8444;e3~c4i03\x8443;|c5\x82?0e6~\x7fi02i0344;|c7\x82@0e8~\x7fi02i03N44;|c9\x82<0e:~\x7fi0343;|c;\x82=0e<c=qc>q42;|c?\x82@0e@~\x7fi02i03N44;|cA\x82@0eB~\x7fi02i03N44;|cC\x82G0eD~\x7fi03\x84c7eEi0331K44;|cF\x82K0eG~\x7fi03\x84eHi0331eIi033145;|cJ\x82F0e2~\x7f]i03\x84342e3~cK42;|cL\x82N0e2~\x7f^eHi0331342eM~\x7fi03\x84cN44;|cO\x82C0e2~\x7fi02ePi033144;|cQ\x82s0e2~\x7f^c;_i03\x84L3342eReHi033131660^580eScT312e2~\x7f^eHi0331342e3~cQ42;eU~\x7fi02i0344;" [quote
   self-evaluating? compile-in emit loadv if compile-if begin compile-begin
   prog1 compile-prog1 lambda call-with-values #fn("8000r0e0i11i1342;" [compile-f-])
   #fn("9000r2e0i10c1|332e2i10}322}e3i1131X6<0e0i10c442;];" [emit loadv
@@ -178,105 +181,119 @@
 	  compile-short-circuit #fn(":000r6g3?6=0e0|}g2g444;g3N?6>0e0|}g2g3M44;c1qe2|3141;" [compile-in
   #fn("<000r1e0~\x7f^i03M342e1~c2322e1~i05|332e1~c3322e4~\x7fi02i03Ni04i05362e5~|42;" [compile-in
   emit dup pop compile-short-circuit mark-label]) make-label] compile-short-circuit)
-	  compile-sym #fn(";000r4c0qe1g2}`]3441;" [#fn(":000r1|D6>0e0~i03`[|43;|MD6R0e0~i03a[|M|N342e1~e2\x7fN31a|MS342;e3i023116>02e4e5i0231316A0e0~c6e5i023143;e0~i03b2[i0243;" [emit
-  bcode:cdepth nnn constant? printable? top-level-value loadv]) lookup-sym] compile-sym)
-	  compile-thunk #fn(";000r1e0e1c2L1_L1|L1~3441;" [compile nconc lambda] #0#)
+	  compile-sym #fn(";000r4c0qe1g2}`]3441;" [#fn(":000r1|D6>0e0~i03`[|43;|MD6R0e0~i03a[|M|N342e1~e2\x7fN31a|MS342;c3i023116>02e4c5i0231316A0e0~c6c5i023143;e0~i03b2[i0243;" [emit
+  bcode:cdepth nnn #fn(constant?) printable? #fn(top-level-value) loadv])
+						   lookup-sym] compile-sym)
+	  compile-thunk #fn(";000r1e0c1c2L1_L1|L1~3441;" [compile #fn(nconc)
+							  lambda] #0#)
 	  compile-while #fn("9000r4c0qe1|31e1|3142;" [#fn(":000r2e0~\x7f^e130342e2~|322e0~\x7f^i02342e3~c4}332e3~c5322e0~\x7f^i03342e3~c6|332e2~}42;" [compile-in
   void mark-label emit brf pop jmp]) make-label] compile-while)
-	  const-to-idx-vec #fn("9000r1c0qe1e2|313141;" [#fn("9000r1e0c1qe2~31322|;" [table.foreach
-  #fn("8000r2~}|\\;" []) bcode:ctable]) vector.alloc bcode:nconst] const-to-idx-vec)
+	  const-to-idx-vec #fn("9000r1c0qc1e2|313141;" [#fn("9000r1e0c1qe2~31322|;" [table.foreach
+  #fn("8000r2~}|\\;" []) bcode:ctable]) #fn(vector.alloc) bcode:nconst] const-to-idx-vec)
 	  copy-tree #fn("8000r1|?640|;e0|M31e0|N31K;" [copy-tree] copy-tree)
 	  count #fn("7000r2c0q]41;" [#fn("9000r1c0qm02|~\x7f`43;" [#fn(":000r3}\x8550g2;~|}N|}M31690g2aw540g243;" [] count-)])] count)
-	  delete-duplicates #fn("8000r1e0|bD326<0c1qe23041;|?640|;c3|M|N42;" [length>
-  #fn("8000r1e0c1q~322e2|41;" [for-each #fn("9000r1e0~|]43;" [put!]) table.keys])
-  table #fn("8000r2e0|}32680e1}41;|e1}31K;" [member delete-duplicates])] delete-duplicates)
-	  disassemble #fn("=000s1}\x85C0e0|`322e1302];530]2c2}Me3|31e4|3143;" [disassemble
-  newline #fn("7000r3c0q]41;" [#fn(":000r1c0qm02`~axc1u2e2c3e4\x7f`32c5332c6qb4e7\x7f3142;" [#fn("9000r1|J16602|G@6D0e0c1312e2|i10aw42;e3|41;" [princ
+	  delete-duplicates #fn("8000r1e0|bD326<0c1qc23041;|?640|;c3|M|N42;" [length>
+  #fn("8000r1c0q]31~_42;" [#fn("6000r1c0qm02|;" [#fn("9000r2|?680e0}41;c1i10|M32690~|N}42;c2i10|M]332~|N|M}K42;" [reverse!
+  #fn(has?) #fn(put!)])])]) #fn(table) #fn("8000r2e0|}32680e1}41;|e1}31K;" [member
+  delete-duplicates])] delete-duplicates)
+	  disassemble #fn("=000s1}\x85C0e0|`322e1302];530]2c2}Mc3|31c4|3143;" [disassemble
+  newline #fn("7000r3c0q]41;" [#fn(":000r1c0qm02`~axc1u2e2c3e4\x7f`32c5332c6qb4c7\x7f3142;" [#fn("9000r1|J16602|G@6D0e0c1312e2|i10aw42;e3|41;" [princ
   "\n" disassemble print] print-val) #fn("7000r1e0c141;" [princ "\t"]) princ "maxstack "
-  ref-int32-LE "\n" #fn(":000r2]|}X6E02c0qe1c2q^e333315\x19/;" [#fn(";000r1e0~b432690e130530]2`i20axc2u2e3e4~b4x31c5e6|31c7342~awo002c8q|41;" [>
-  newline #fn("7000r1e0c141;" [princ "\t"]) princ hex5 ":  " string "\t" #fn("=000r1e0|c1326P0i20i32e2i31i1032[312i10b4wo10;e0|c3326L0i20i32i31i10[[312i10awo10;e0|c4326K0e5e6i31i10[31312i10awo10;e0|c7326O0e5e6e2i31i103231312i10b4wo10;e0|c8326f0e5e6i31i10[31c9322i10awo102e5e6i31i10[31312i10awo10;e0|c:326\x9c0e5e6e2i31i103231c9322i10b4wo102e5e6e2i31i103231312i10b4wo102~c;\x82X0e5c9312e5e6e2i31i103231c9322i10b4wo10;];|c<=6Q0e5e6e2i31i103231c9322i10b4wo10;e0|c=326X0e5c>e?i10b,e@i31i1032R331322i10b2wo10;e0|cA326X0e5c>e?i10b,e2i31i1032R331322i10b4wo10;^;" [memq
+  ref-int32-LE "\n" #fn(":000r2]|}X6E02c0qc1c2q^e333315\x19/;" [#fn(";000r1e0~b432690e130530]2`i20axc2u2e3e4~b4x31c5c6|31c7342~awo002c8q|41;" [>
+  newline #fn("7000r1e0c141;" [princ "\t"]) princ hex5 ":  " #fn(string) "\t"
+  #fn("=000r1c0|c1326P0i20i32e2i31i1032[312i10b4wo10;c0|c3326L0i20i32i31i10[[312i10awo10;c0|c4326K0e5c6i31i10[31312i10awo10;c0|c7326O0e5c6e2i31i103231312i10b4wo10;c0|c8326f0e5c6i31i10[31c9322i10awo102e5c6i31i10[31312i10awo10;c0|c:326\x9c0e5c6e2i31i103231c9322i10b4wo102e5c6e2i31i103231312i10b4wo102~c;\x82X0e5c9312e5c6e2i31i103231c9322i10b4wo10;];|c<=6Q0e5c6e2i31i103231c9322i10b4wo10;c0|c=326X0e5c>e?i10b,e@i31i1032R331322i10b2wo10;c0|cA326X0e5c>e?i10b,e2i31i1032R331322i10b4wo10;^;" [#fn(memq)
   (loadv.l loadg.l setg.l) ref-int32-LE (loadv loadg setg)
   (loada seta call tcall list + - * / vector argc vargc loadi8 apply tapply)
-  princ number->string (loada.l seta.l largc lvargc call.l tcall.l) (loadc setc)
-  " " (loadc.l setc.l optargs keyargs) keyargs brbound (jmp brf brt brne brnn
-							    brn) "@" hex5
-  ref-int16-LE (jmp.l brf.l brt.l brne.l brnn.l brn.l)])]) table.foldl #fn("8000r3g217@02}i21~[<16402|;" [])
+  princ #fn(number->string) (loada.l seta.l largc lvargc call.l tcall.l) (loadc
+  setc) " " (loadc.l setc.l optargs keyargs) keyargs brbound (jmp brf brt brne
+								  brnn brn) "@"
+  hex5 ref-int16-LE (jmp.l brf.l brt.l brne.l brnn.l brn.l)])])
+								#fn(table.foldl)
+								#fn("8000r3g217@02}i21~[<16402|;" [])
 								Instructions])
-  length])]) function:code function:vals] disassemble)
+  #fn(length)])]) #fn(function:code) #fn(function:vals)] disassemble)
 	  div #fn("8000r2|}V|`X16C02}`X16402a17502b/17402`w;" [] div) emit
-	  #fn("G000s2g2\x85b0}c0<16C02|`[F16:02|`[Mc1<6;0|`[c2O5:0|`}|`[K\\5\xe20e3}c4326A0e5|g2M32L1m2530]2c6qe7}c832312c9qe7}c:32312}c;\x82\\0g2c<>6=0c=m12_m25F0g2c>>6=0c?m12_m2530^530]2}c@\x82\\0g2cA>6=0cBm12_m25F0g2cC>6=0cDm12_m2530^530]2cEq|`[F690|`[M530_|`[322|;" [car
-  cdr cadr memq (loadv loadg setg) bcode:indexfor #fn("8000r1|16=02e0i02Mc132680|\x84o01;];" [>
-  255]) assq ((loadv loadv.l) (loadg loadg.l) (setg setg.l) (loada loada.l) (seta
-  seta.l)) #fn("8000r1|16L02e0i02Mc13217=02e0i02\x84c132680|\x84o01;];" [> 255])
+	  #fn("G000s2g2\x85b0}c0<16C02|`[F16:02|`[Mc1<6;0|`[c2O5:0|`}|`[K\\5\xe20c3}c4326A0e5|g2M32L1m2530]2c6qc7}c832312c9qc7}c:32312}c;\x82\\0g2c<>6=0c=m12_m25F0g2c>>6=0c?m12_m2530^530]2}c@\x82\\0g2cA>6=0cBm12_m25F0g2cC>6=0cDm12_m2530^530]2cEq|`[F690|`[M530_|`[322|;" [car
+  cdr cadr #fn(memq) (loadv loadg setg) bcode:indexfor #fn("8000r1|16=02e0i02Mc132680|\x84o01;];" [>
+  255]) #fn(assq) ((loadv loadv.l) (loadg loadg.l) (setg setg.l) (loada loada.l)
+				   (seta seta.l))
+  #fn("8000r1|16L02e0i02Mc13217=02e0i02\x84c132680|\x84o01;];" [> 255])
   ((loadc loadc.l) (setc setc.l)) loada (0) loada0 (1) loada1 loadc (0 0)
   loadc00 (0 1) loadc01 #fn(">000r2\x7fc0<16\x9a02|c1<16802}\x84c2<6E0~`i02Mc3e4}31KK\\5u0|c1\x82B0~`i02Mc5}NKK\\5_0|c6\x82B0~`i02Mc7}NKK\\5I0|c2\x82B0~`i02Mc8}NKK\\530^17^02\x7fc5<16702|c2<6@0~`i02Mc3}NKK\\;~`e9\x7fi02K}32\\;" [brf
   not null? brn cddr brt eq? brne brnn nreconc])] emit)
 	  emit-optional-arg-inits #fn("8000r5g2F6=0c0qe1|3141;];" [#fn("<000r1e0~c1i04332e0~c2|332e3~e4i03i0432\x7fK^e5i0231342e0~c6i04332e0~c7322e8~|322e9~\x7fi02Ni03i04aw45;" [emit
   brbound brt compile-in list-head cadar seta pop mark-label
   emit-optional-arg-inits]) make-label] emit-optional-arg-inits)
-	  encode-byte-code #fn("8000r1c0e1|3141;" [#fn("8000r1c0e1|3141;" [#fn(";000r1c0qe1e2|31b3e2|31b2VT2wc33241;" [#fn("=000r1c0qe1~31`e230e230e330^^47;" [#fn("?000r7e0g4c1322]}|X6\xff02i10}[m52g5c2\x82O0e3g2i10}aw[e4g431332}b2wm15\xcf0e0g4e5e6e7~6<0c8qg531540g53231322}awm12}|X6:0i10}[530^m62e9g5c:326^0e3g3e4g431g6332e0g4~670e;540e<`31322}awm15_0g5c=\x82G0e0g4e;g631322}awm15C0g6D6<0c>qg531530^5_/2e?c@qg3322eAg441;" [io.write
-  #int32(0) label put! sizeof byte get Instructions #fn("7000r1|c0\x8250c1;|c2\x8250c3;|c4\x8250c5;|c6\x8250c7;|c8\x8250c9;|c:\x8250c;;i05;" [jmp
-  jmp.l brt brt.l brf brf.l brne brne.l brnn brnn.l brn brn.l]) memq (jmp brf
-  brt brne brnn brn) int32 int16 brbound #fn(":000r1e0|c1326H0e2i04e3i0631322\x7fawo01;e0|c4326`0e2i04e5i0631322\x7fawo012e2i04e5i20\x7f[31322\x7fawo01;e0|c6326\x820e2i04e3i0631322\x7fawo012e2i04e3i20\x7f[31322\x7fawo012i05c7\x82J0e2i04e3i20\x7f[31322\x7fawo01;];e2i04e5i0631322\x7fawo01;" [memq
-  (loadv.l loadg.l setg.l loada.l seta.l largc lvargc call.l tcall.l) io.write
-  int32 (loadc setc) uint8 (loadc.l setc.l optargs keyargs) keyargs])
-  table.foreach #fn("<000r2e0i04|322e1i04i10670e2540e3e4i02}32|x3142;" [io.seek
-  io.write int32 int16 get]) io.tostring!]) length table buffer]) >= length 65536])
-  list->vector]) reverse!] encode-byte-code)
-	  error #fn(":000s0e0c1|K41;" [raise error] error) eval
-	  #fn("8000r1e0e1|313140;" [compile-thunk expand] eval) even? #fn("8000r1e0|a32`W;" [logand] even?)
+	  encode-byte-code #fn("8000r1c0e1|3141;" [#fn("8000r1c0e1|3141;" [#fn(";000r1c0qe1c2|31b3c2|31b2VT2wc33241;" [#fn("=000r1c0qc1~31`c230c230c330^^47;" [#fn("?000r7c0g4c1322]}|X6\xff02i10}[m52g5c2\x82O0c3g2i10}aw[c4g431332}b2wm15\xcf0c0g4e5c6e7~6<0c8qg531540g53231322}awm12}|X6:0i10}[530^m62c9g5c:326^0c3g3c4g431g6332c0g4~670e;540e<`31322}awm15_0g5c=\x82G0c0g4e;g631322}awm15C0g6D6<0c>qg531530^5_/2e?c@qg3322cAg441;" [#fn(io.write)
+  #int32(0) label #fn(put!) #fn(sizeof) byte #fn(get) Instructions #fn("7000r1|c0\x8250c1;|c2\x8250c3;|c4\x8250c5;|c6\x8250c7;|c8\x8250c9;|c:\x8250c;;i05;" [jmp
+  jmp.l brt brt.l brf brf.l brne brne.l brnn brnn.l brn brn.l])
+  #fn(memq) (jmp brf brt brne brnn brn) int32 int16 brbound #fn(":000r1c0|c1326H0c2i04e3i0631322\x7fawo01;c0|c4326`0c2i04e5i0631322\x7fawo012c2i04e5i20\x7f[31322\x7fawo01;c0|c6326\x820c2i04e3i0631322\x7fawo012c2i04e3i20\x7f[31322\x7fawo012i05c7\x82J0c2i04e3i20\x7f[31322\x7fawo01;];c2i04e5i0631322\x7fawo01;" [#fn(memq)
+  (loadv.l loadg.l setg.l loada.l seta.l largc lvargc call.l tcall.l)
+  #fn(io.write) int32 (loadc setc) uint8 (loadc.l setc.l optargs keyargs)
+  keyargs]) table.foreach #fn("<000r2c0i04|322c1i04i10670e2540e3c4i02}32|x3142;" [#fn(io.seek)
+  #fn(io.write) int32 int16 #fn(get)]) #fn(io.tostring!)])
+  #fn(length) #fn(table) #fn(buffer)]) >= #fn(length) 65536]) list->vector])
+						   reverse!] encode-byte-code)
+	  error #fn(":000s0c0c1|K41;" [#fn(raise) error] error) eval
+	  #fn("8000r1e0e1|313140;" [compile-thunk expand] eval) even? #fn("8000r1c0|a32`W;" [#fn(logand)] even?)
 	  every #fn("8000r2}?17D02|}M3116:02e0|}N42;" [every] every) expand
-	  #fn("A000r1c0q]]]]]]]]]]]4;;" [#fn("8000r;c0m02c1qm12c2L1m22c3qm32c4qm42c5qm52c6qm62c7qm72c8qm82c9m92c:qm:2g:~_42;" [#fn("8000r2|E17902e0|}32@;" [assq] top?)
-  #fn("9000r1|?640|;|c0>640|;|MF16;02e1|31c2<6D0e3\x7fe4|3131\x7f|N3142;|M\x7f|N31K;" [((begin))
-  caar begin append cdar] splice-begin) *expanded* #fn("9000r2|?640|;c0q~c1}32690\x7f|31530|41;" [#fn("9000r1c0qi10c1\x7f3241;" [#fn("8000r1c0q|6:0e1~31530_41;" [#fn(":000r1c0qe1e2c3|32i213241;" [#fn("8000r1i107=0e0c1qi2042;c2qc3q]31i203141;" [map
+	  #fn("A000r1c0q]]]]]]]]]]]4;;" [#fn("8000r;c0m02c1qm12c2L1m22c3qm32c4qm42c5qm52c6qm62c7qm72c8qm82c9m92c:qm:2g:~_42;" [#fn("8000r2|E17902c0|}32@;" [#fn(assq)] top?)
+  #fn("9000r1|?640|;|c0>640|;|MF16;02e1|31c2<6D0c3\x7fe4|3131\x7f|N3142;|M\x7f|N31K;" [((begin))
+  caar begin #fn(append) cdar] splice-begin) *expanded* #fn("9000r2|?640|;c0q~c1}32690\x7f|31530|41;" [#fn("9000r1c0qi10c1\x7f3241;" [#fn("8000r1c0q|6:0e1~31530_41;" [#fn(":000r1c0qc1c2c3|32i213241;" [#fn("8000r1i107=0c0c1qi2042;c2qc3q]31i203141;" [#fn(map)
   #fn("8000r1i5:|~42;" []) #fn("7000r1c0q|41;" [#fn("9000r1]|F6]02i62e0|31<7A0|i6:|Mi1032O590|e1|31O2|Nm05\x02/2~;" [caar
   cdar])]) #fn("6000r1c0qm02|;" [#fn("9000r1|?640|;|MF16;02c0e1|31<6;0|M~|N31K;c2qi6:|Mi103241;" [define
-  caar #fn(":000r1e0e1c2e3|3132i2032o202i72|Ki10~N31K;" [nconc map #.list
+  caar #fn(":000r1c0c1c2e3|3132i2032o202i72|Ki10~N31K;" [#fn(nconc)
+							 #fn(map) #.list
 							 get-defined-vars])])])])
-  nconc map #.list]) get-defined-vars]) define]) begin] expand-body)
+  #fn(nconc) #fn(map) #.list]) get-defined-vars]) define]) begin] expand-body)
   #fn(":000r2|?640|;|MF16702|MNF6G0e0|31i0:e1|31}32L2540|Mi04|N}32K;" [caar
   cadar] expand-lambda-list) #fn("8000r1|?660|L1;|MF6@0e0|31i05|N31K;|Mi05|N31K;" [caar] l-vars)
-  #fn(";000r2c0q|\x84e1|31e2|31i05|\x843144;" [#fn(":000r4c0qe1e2c3g332\x7f3241;" [#fn(";000r1e0c1L1i24~|32L1i23i02|32\x7f44;" [nconc
-  lambda]) nconc map #.list]) lastcdr cddr] expand-lambda)
+  #fn(";000r2c0q|\x84e1|31e2|31i05|\x843144;" [#fn(":000r4c0qc1c2c3g332\x7f3241;" [#fn(";000r1c0c1L1i24~|32L1i23i02|32\x7f44;" [#fn(nconc)
+  lambda]) #fn(nconc) #fn(map) #.list]) lastcdr cddr] expand-lambda)
   #fn("<000r2|NA17602|\x84?6N0e0|31\x8540|;c1|\x84i0:e2|31}32L3;c3qe4|31e5|31e0|31i05e4|313144;" [cddr
-  define caddr #fn(":000r4c0qe1e2c3g332\x7f3241;" [#fn(";000r1e0c1L1\x7fi24~|32KL1i23i02|3243;" [nconc
-  define]) nconc map #.list]) cdadr caadr] expand-define)
-  #fn("7000r2c0q|\x8441;" [#fn("<000r1c0i13e1~31e2e3c4q|32\x7f3232K;" [begin
-  cddr nconc map #fn(":000r1|Me0i2:|\x84i11323130i11L3;" [compile-thunk])])] expand-let-syntax)
-  #fn("6000r2|;" [] local-expansion-env) #fn("7000r2|?640|;c0q|M41;" [#fn("9000r1c0qe1|\x7f3241;" [#fn("7000r1c0qc1q41;" [#fn(":000r1~16602~NF6M0i3:~\x84i20NQ2i39e0~31i213242;~17A02i10C@17702i10E660|40;c1qe2i203141;" [caddr
+  define caddr #fn(":000r4c0qc1c2c3g332\x7f3241;" [#fn(";000r1c0c1L1\x7fi24~|32KL1i23i02|3243;" [#fn(nconc)
+  define]) #fn(nconc) #fn(map) #.list]) cdadr caadr] expand-define)
+  #fn("7000r2c0q|\x8441;" [#fn("<000r1c0i13e1~31c2c3c4q|32\x7f3232K;" [begin
+  cddr #fn(nconc) #fn(map) #fn(":000r1|Me0i2:|\x84i11323130i11L3;" [compile-thunk])])] expand-let-syntax)
+  #fn("6000r2|;" [] local-expansion-env) #fn("7000r2|?640|;c0q|M41;" [#fn("9000r1c0qc1|\x7f3241;" [#fn("7000r1c0qc1q41;" [#fn(":000r1~16602~NF6M0i3:~\x84i20NQ2i39e0~31i213242;~17A02i10C@17702i10E660|40;c1qe2i203141;" [caddr
   #fn("8000r1|6B0i4:|i30NQ2i3142;i20c0\x8260i30;i20c1\x82>0i46i30i3142;i20c2\x82>0i47i30i3142;i20c3\x82>0i48i30i3142;~40;" [quote
   lambda define let-syntax]) macrocall?])
   #fn("7000r0c0q]31i2041;" [#fn("6000r1c0qm02|;" [#fn("9000r1|?640|;|M?670|M5<0i4:|Mi3132~|N31K;" [])])])])
-  assq])] expand-in)])] expand)
-	  expand-define #fn("=000r1c0|\x84e1|31F6:0e1|315L0|\x84C6;0e230L15=0e3c4e5|313242;" [#fn("<000r2|C6:0c0|}ML3;c0|Me1c2L1|NL1e3}31|M34L3;" [set!
-  nconc lambda copy-list]) cddr void error "compile error: invalid syntax "
+  #fn(assq)])] expand-in)])] expand)
+	  expand-define #fn("=000r1c0|\x84e1|31F6:0e1|315L0|\x84C6;0e230L15=0e3c4e5|313242;" [#fn("<000r2|C6:0c0|}ML3;c0|Mc1c2L1|NL1c3}31|M34L3;" [set!
+  #fn(nconc) lambda #fn(copy-list)]) cddr void error "compile error: invalid syntax "
   print-to-string] expand-define)
 	  filter #fn("7000r2c0q]41;" [#fn("9000r1c0qm02|~\x7f_L143;" [#fn("9000r3g2]}F6S02i10}M316?0g2}M_KPNm2530]2}Nm15\f/2N;" [] filter-)])] filter)
 	  fits-i8 #fn("8000r1|I16F02e0|b\xb03216:02e1|b\xaf42;" [>= <=] fits-i8)
 	  foldl #fn(":000r3g2\x8540};e0||g2M}32g2N43;" [foldl] foldl) foldr
-	  #fn(";000r3g2\x8540};|g2Me0|}g2N3342;" [foldr] foldr) for-each #fn(";000s2c0q]41;" [#fn(":000r1c0qm02i02\x85J0]\x7fF6A02~\x7fM312\x7fNo015\x1e/5;0|~\x7fi02K322];" [#fn(":000r2}MF6I0|e0c1}32Q22~|e0c2}3242;];" [map
+	  #fn(";000r3g2\x8540};|g2Me0|}g2N3342;" [foldr] foldr) for-each #fn(";000s2c0q]41;" [#fn(":000r1c0qm02i02\x85J0]\x7fF6A02~\x7fM312\x7fNo015\x1e/5;0|~\x7fi02K322];" [#fn(":000r2}MF6I0|c0c1}32Q22~|c0c2}3242;];" [#fn(map)
   #.car #.cdr] for-each-n)])] for-each)
-	  get-defined-vars #fn("8000r1e0~|3141;" [delete-duplicates] #1=[#fn("9000r1|?640_;|Mc0<16602|NF6d0|\x84C16702|\x84L117S02|\x84F16E02e1|31C16:02e1|31L117402_;|Mc2\x82>0e3e4~|N32v2;_;" [define
-  caadr begin nconc map] #1#) ()])
-	  hex5 #fn("9000r1e0e1|b@32b5c243;" [string.lpad number->string #\0] hex5)
+	  get-defined-vars #fn("8000r1e0~|3141;" [delete-duplicates] #1=[#fn("9000r1|?640_;|Mc0<16602|NF6d0|\x84C16702|\x84L117S02|\x84F16E02e1|31C16:02e1|31L117402_;|Mc2\x82>0c3c4~|N32v2;_;" [define
+  caadr begin #fn(nconc) #fn(map)] #1#) ()])
+	  hex5 #fn("9000r1e0c1|b@32b5c243;" [string.lpad #fn(number->string)
+					     #\0] hex5)
 	  identity #fn("6000r1|;" [] identity) in-env?
-	  #fn("8000r2}F16F02e0|}M3217:02e1|}N42;" [memq in-env?] in-env?)
+	  #fn("8000r2}F16F02c0|}M3217:02e1|}N42;" [#fn(memq) in-env?] in-env?)
 	  index-of #fn(":000r3}\x8540^;|}M\x8250g2;e0|}Ng2aw43;" [index-of] index-of)
-	  io.readall #fn("7000r1c0qe13041;" [#fn("8000r1e0|~322c1qe2|3141;" [io.copy
-  #fn("7000r1|c0>16:02e1i1031670e240;|;" ["" io.eof? eof-object]) io.tostring!])
-					     buffer] io.readall)
-	  io.readline #fn("8000r1e0|c142;" [io.readuntil #\linefeed] io.readline)
+	  io.readall #fn("7000r1c0qc13041;" [#fn("8000r1c0|~322c1qc2|3141;" [#fn(io.copy)
+  #fn("7000r1|c0>16:02c1i1031670c240;|;" ["" #fn(io.eof?)
+					  #fn(eof-object)])
+  #fn(io.tostring!)]) #fn(buffer)] io.readall)
+	  io.readline #fn("8000r1c0|c142;" [#fn(io.readuntil)
+					    #\linefeed] io.readline)
 	  io.readlines #fn("8000r1e0e1|42;" [read-all-of io.readline] io.readlines)
 	  iota #fn("8000r1e0e1|42;" [map-int identity] iota) keyword->symbol
-	  #fn("9000r1e0|316@0e1c2e3|313141;|;" [keyword? symbol #fn("<000r1e0|`e1|e2|313243;" [string.sub
-  string.dec length]) string] keyword->symbol)
-	  keyword-arg? #fn("7000r1|F16902e0|M41;" [keyword?] keyword-arg?)
+	  #fn("9000r1c0|316@0c1c2c3|313141;|;" [#fn(keyword?)
+						#fn(symbol)
+						#fn("<000r1c0|`c1|c2|313243;" [#fn(string.sub)
+  #fn(string.dec) #fn(length)]) #fn(string)] keyword->symbol)
+	  keyword-arg? #fn("7000r1|F16902c0|M41;" [#fn(keyword?)] keyword-arg?)
 	  lambda-arg-names #fn("9000r1e0c1e2|3142;" [map! #fn("7000r1|F690e0|M41;|;" [keyword->symbol])
 						     to-proper] lambda-arg-names)
-	  lambda-vars #fn("7000r1c0q]41;" [#fn(":000r1c0qm02|~~^^342e1~41;" [#fn(";000r4|A17502|C640];|F16602|MC6S0g217502g36<0e0c1}c243;~|N}g2g344;|F16602|MF6\x870e3|Mb23216902e4|31C660^5=0e0c5|Mc6}342e7e4|31316<0~|N}g2]44;g36<0e0c1}c843;~|N}]g344;|F6>0e0c9|Mc6}44;|}\x82:0e0c1}42;e0c9|c6}44;" [error
+	  lambda-vars #fn("7000r1c0q]41;" [#fn(":000r1c0qm02|~~^^342e1~41;" [#fn(";000r4|A17502|C640];|F16602|MC6S0g217502g36<0e0c1}c243;~|N}g2g344;|F16602|MF6\x870e3|Mb23216902e4|31C660^5=0e0c5|Mc6}342c7e4|31316<0~|N}g2]44;g36<0e0c1}c843;~|N}]g344;|F6>0e0c9|Mc6}44;|}\x82:0e0c1}42;e0c9|c6}44;" [error
   "compile error: invalid argument list "
   ". optional arguments must come after required." length= caar "compile error: invalid optional argument "
-  " in list " keyword? ". keyword arguments must come last."
+  " in list " #fn(keyword?) ". keyword arguments must come last."
   "compile error: invalid formal argument "] check-formals) lambda-arg-names])] lambda-vars)
 	  last-pair #fn("7000r1|N?640|;e0|N41;" [last-pair] last-pair) lastcdr
 	  #fn("7000r1|?640|;e0|31N;" [last-pair] lastcdr) length= #fn("9000r2}`X640^;}`W650|?;|?660}`W;e0|N}ax42;" [length=] length=)
@@ -285,11 +302,10 @@
 	  #fn(":000r2e0}`32640_;|Me1|N}ax32K;" [<= list-head] list-head)
 	  list-ref #fn("8000r2e0|}32M;" [list-tail] list-ref) list-tail
 	  #fn("9000r2e0}`32640|;e1|N}ax42;" [<= list-tail] list-tail) list? #fn("7000r1|A17@02|F16902e0|N41;" [list?] list?)
-	  load #fn("9000r1c0qe1|c23241;" [#fn("7000r1c0qc1qt;" [#fn("9000r0c0q]31]]]43;" [#fn("6000r1c0qm02|;" [#fn(":000r3e0i10317C0~e1i1031|e2}3143;e3i10312e2}41;" [io.eof?
-  read load-process io.close])])]) #fn("9000r1e0~312e1c2i10|L341;" [io.close
-								    raise
-								    load-error])])
-					  file :read] load)
+	  load #fn("9000r1c0qc1|c23241;" [#fn("7000r1c0qc1qt;" [#fn("9000r0c0q]31]]]43;" [#fn("6000r1c0qm02|;" [#fn(":000r3c0i10317C0~c1i1031|e2}3143;c3i10312e2}41;" [#fn(io.eof?)
+  #fn(read) load-process #fn(io.close)])])])
+								#fn("9000r1c0~312c1c2i10|L341;" [#fn(io.close)
+  #fn(raise) load-error])]) #fn(file) :read] load)
 	  load-process #fn("7000r1e0|41;" [eval] load-process) lookup-sym
 	  #fn("7000r4}\x8550c0;c1q}M41;" [(global)
 					  #fn(":000r1c0qe1~|`3341;" [#fn(";000r1|6@0i13640|;i12|K;e0i10i11Ni1317502~A680i12570i12aw^44;" [lookup-sym])
@@ -297,24 +313,28 @@
 	  macrocall? #fn("7000r1|MC16902e0|M41;" [symbol-syntax] macrocall?)
 	  macroexpand-1 #fn("8000r1|?640|;c0qe1|3141;" [#fn("7000r1|680|~Nv2;~;" [])
 							macrocall?] macroexpand-1)
-	  make-code-emitter #fn("9000r0_e030`c1Z4;" [table +inf.0] make-code-emitter)
-	  make-label #fn("6000r1e040;" [gensym] make-label)
-	  make-perfect-hash-table #fn("7000r1c0q]41;" [#fn("8000r1c0m02c1q]31e2~3141;" [#fn("9000r2e0e1e2|3131}42;" [mod0
-  abs hash] $hash-keyword) #fn("6000r1c0qm02|;" [#fn("9000r1c0qe1b2|T2^3241;" [#fn("7000r1c0q]31i3041;" [#fn("6000r1c0qm02|;" [#fn("8000r1|F6=0c0qe1|3141;i10;" [#fn(":000r1c0qb2i50|i3032T241;" [#fn("9000r1i30|[6=0i50i40aw41;i30|~\\2i30|awe0i1031\\2i20i10N41;" [cdar])])
-  caar])])]) vector.alloc])]) length])] make-perfect-hash-table)
-	  make-system-image #fn(";000r1c0e1|c2c3c434c542;" [#fn("8000r2c0qe1e242;" [#fn("7000r2]k02]k12c2qc3q41;" [*print-pretty*
-  *print-readably* #fn("7000r1c0qc1qt|302;" [#fn(":000r0c0qe1c2qe3e4303132312e5i2041;" [#fn("=000r1e0e1e2c3|e2e4|3233Q2i20322e5i20e642;" [write
-  nconc map #.list top-level-value io.write *linefeed*]) filter #fn("9000r1|E16w02e0|31@16l02e1|31G@17C02e2|31e2e1|3131>@16K02e3|i2132@16=02e4e1|3131@;" [constant?
-  top-level-value string memq iostream?]) simple-sort environment io.close])
-					     #fn("7000r1~302e0|41;" [raise])])
+	  make-code-emitter #fn("9000r0_c030`c1Z4;" [#fn(table) +inf.0] make-code-emitter)
+	  make-label #fn("6000r1c040;" [#fn(gensym)] make-label)
+	  make-perfect-hash-table #fn("7000r1c0q]41;" [#fn("8000r1c0m02c1q]31c2~3141;" [#fn("9000r2e0e1c2|3131}42;" [mod0
+  abs #fn(hash)] $hash-keyword) #fn("6000r1c0qm02|;" [#fn("9000r1c0qc1b2|T2^3241;" [#fn("7000r1c0q]31i3041;" [#fn("6000r1c0qm02|;" [#fn("8000r1|F6=0c0qe1|3141;i10;" [#fn(":000r1c0qb2i50|i3032T241;" [#fn("9000r1i30|[6=0i50i40aw41;i30|~\\2i30|awe0i1031\\2i20i10N41;" [cdar])])
+  caar])])]) #fn(vector.alloc)])]) #fn(length)])] make-perfect-hash-table)
+	  make-system-image #fn(";000r1c0c1|c2c3c434c542;" [#fn("8000r2c0qe1e242;" [#fn("7000r2]k02]k12c2qc3q41;" [*print-pretty*
+  *print-readably* #fn("7000r1c0qc1qt|302;" [#fn(":000r0c0qe1c2qe3c4303132312c5i2041;" [#fn("=000r1c0c1c2c3|c2c4|3233Q2i20322c5i20e642;" [#fn(write)
+  #fn(nconc) #fn(map) #.list #fn(top-level-value)
+  #fn(io.write) *linefeed*]) filter #fn("9000r1|E16w02c0|31@16l02c1|31G@17C02c2|31c2c1|3131>@16K02c3|i2132@16=02c4c1|3131@;" [#fn(constant?)
+  #fn(top-level-value) #fn(string) #fn(memq)
+  #fn(iostream?)]) simple-sort #fn(environment)
+  #fn(io.close)]) #fn("7000r1~302c0|41;" [#fn(raise)])])
   #fn("6000r0~k02\x7fk1;" [*print-pretty* *print-readably*])]) *print-pretty*
-  *print-readably*]) file :write :create :truncate (*linefeed*
-						    *directory-separator*
-						    *argv* that *print-pretty*
-						    *print-width*
-						    *print-readably*
-						    *print-level*
-						    *print-length* *os-name*)] make-system-image)
+  *print-readably*]) #fn(file) :write :create :truncate (*linefeed*
+							 *directory-separator*
+							 *argv* that
+							 *print-pretty*
+							 *print-width*
+							 *print-readably*
+							 *print-level*
+							 *print-length*
+							 *os-name*)] make-system-image)
 	  map! #fn("9000r2}]}F6B02}|}M31O2}Nm15\x1d/2;" [] map!) map-int
 	  #fn("8000r2e0}`32640_;c1q|`31_K_42;" [<= #fn(":000r2|m12a\x7faxc0qu2|;" [#fn("8000r1\x7fi10|31_KP2\x7fNo01;" [])])] map-int)
 	  mark-label #fn("9000r2e0|c1}43;" [emit label] mark-label) max
@@ -325,51 +345,53 @@
 	  mod #fn("9000r2|e0|}32}T2x;" [div] mod) mod0
 	  #fn("8000r2||}V}T2x;" [] mod0) negative? #fn("7000r1|`X;" [] negative?)
 	  nestlist #fn(";000r3e0g2`32640_;}e1||}31g2ax33K;" [<= nestlist] nestlist)
-	  newline #fn("9000\x8900001000\x8a0000770e0m02e1|e2322];" [*output-stream*
-								    io.write
+	  newline #fn("9000\x8900001000\x8a0000770e0m02c1|e2322];" [*output-stream*
+								    #fn(io.write)
 								    *linefeed*] newline)
 	  nnn #fn("8000r1e0c1|42;" [count #fn("6000r1|A@;" [])] nnn) nreconc
 	  #fn("8000r2e0}|42;" [reverse!-] nreconc) odd? #fn("7000r1e0|31@;" [even?] odd?)
 	  positive? #fn("8000r1e0|`42;" [>] positive?) princ
-	  #fn("9000s0c0qe141;" [#fn("7000r1^k02c1qc2q41;" [*print-readably* #fn("7000r1c0qc1qt|302;" [#fn("8000r0e0e1i2042;" [for-each
-  write]) #fn("7000r1~302e0|41;" [raise])])
+	  #fn("9000s0c0qe141;" [#fn("7000r1^k02c1qc2q41;" [*print-readably* #fn("7000r1c0qc1qt|302;" [#fn("8000r0e0c1i2042;" [for-each
+  #fn(write)]) #fn("7000r1~302c0|41;" [#fn(raise)])])
 							   #fn("6000r0~k0;" [*print-readably*])])
 				*print-readably*] princ)
-	  print #fn(":000s0e0e1|42;" [for-each write] print) print-exception
-	  #fn("=000r1|F16D02|Mc0<16:02e1|b4326P0e2c3|\x84c4e5|31c6352e7e8|31315\x070|F16D02|Mc9<16:02e1|b4326N0e2|\x84c:e8|31c;342e7e5|31315\xd00|F16@02|Mc<<16602|NF6?0e2c=|\x84c>335\xac0|F16802|Mc?<6B0e2c@312e2|NQ25\x8d0|F16802|McA<6G0eBe5|31312e2cC|\x84325i0eD|3116:02e1|b2326I0e7|M312e2cE312cF|\x84315>0e2cG312e7|312e2eH41;" [type-error
+	  print #fn(":000s0e0c1|42;" [for-each #fn(write)] print)
+	  print-exception #fn("=000r1|F16D02|Mc0<16:02e1|b4326P0e2c3|\x84c4e5|31c6352e7e8|31315\x070|F16D02|Mc9<16:02e1|b4326N0e2|\x84c:e8|31c;342e7e5|31315\xd00|F16@02|Mc<<16602|NF6?0e2c=|\x84c>335\xac0|F16802|Mc?<6B0e2c@312e2|NQ25\x8d0|F16802|McA<6G0eBe5|31312e2cC|\x84325i0eD|3116:02e1|b2326I0e7|M312e2cE312cF|\x84315>0e2cG312e7|312e2eH41;" [type-error
   length= princ "type error: " ": expected " caddr ", got " print cadddr
   bounds-error ": index " " out of bounds for " unbound-error "eval: variable "
   " has no value" error "error: " load-error print-exception "in file " list?
-  ": " #fn("8000r1e0|3117502|C670e1540e2|41;" [string? princ print])
+  ": " #fn("8000r1c0|3117502|C670e1540e2|41;" [#fn(string?) princ print])
   "*** Unhandled exception: " *linefeed*] print-exception)
-	  print-stack-trace #fn("8000r1c0q]]42;" [#fn("=000r2c0qm02c1qm12c2qe3e4~e5670b5540b43231e6e7e8c9e:303232`43;" [#fn("8000r3c0qe1|31g2K41;" [#fn("9000r1e0~31e0\x7f31\x82>0e1c2c3|L341;c4qe5~3141;" [function:code
-  raise thrown-value ffound #fn(":000r1`e0e1|3131c2qu;" [1- length #fn("9000r1e0~|[316A0i30~|[i21i1043;];" [closure?])])
-  function:vals]) function:name] find-in-f)
-  #fn("8000r2c0c1qc2t41;" [#fn(";000r1|6H0e0e1e2e3e4|3132c53241;c6;" [symbol
-  string.join map string reverse! "/" lambda])
+	  print-stack-trace #fn("8000r1c0q]]42;" [#fn("=000r2c0qm02c1qm12c2qe3e4~e5670b5540b43231e6e7c8c9c:303232`43;" [#fn("8000r3c0qc1|31g2K41;" [#fn("9000r1c0~31c0\x7f31\x82>0c1c2c3|L341;c4qc5~3141;" [#fn(function:code)
+  #fn(raise) thrown-value ffound #fn(":000r1`e0c1|3131c2qu;" [1- #fn(length)
+							      #fn("9000r1e0~|[316A0i30~|[i21i1043;];" [closure?])])
+  #fn(function:vals)]) #fn(function:name)] find-in-f)
+  #fn("8000r2c0c1qc2t41;" [#fn(";000r1|6H0c0e1c2c3e4|3132c53241;c6;" [#fn(symbol)
+  string.join #fn(map) #fn(string) reverse! "/" lambda])
 			   #fn("8000r0e0c1q\x7f322^;" [for-each #fn("9000r1i10|~_43;" [])])
-			   #fn("7000r1|F16B02|Mc0<16802|\x84c1<680e2|41;e3|41;" [thrown-value
-  ffound caddr raise])] fn-name) #fn("8000r3e0c1q|42;" [for-each #fn("9000r1e0c1i02c2332e3i11|`[\x7f32e4|31NK312e5302i02awo02;" [princ
+			   #fn("7000r1|F16B02|Mc0<16802|\x84c1<680e2|41;c3|41;" [thrown-value
+  ffound caddr #fn(raise)])] fn-name) #fn("8000r3e0c1q|42;" [for-each #fn("9000r1e0c1i02c2332e3i11|`[\x7f32e4|31NK312e5302i02awo02;" [princ
   "#" " " print vector->list newline])]) reverse! list-tail *interactive*
-  filter closure? map #fn("7000r1|E16802e0|41;" [top-level-value]) environment])] print-stack-trace)
-	  print-to-string #fn("7000r1c0qe13041;" [#fn("8000r1e0~|322e1|41;" [write
-  io.tostring!]) buffer] print-to-string)
-	  printable? #fn("7000r1e0|3117802e1|31@;" [iostream? eof-object?] printable?)
+  filter closure? #fn(map) #fn("7000r1|E16802c0|41;" [#fn(top-level-value)])
+  #fn(environment)])] print-stack-trace)
+	  print-to-string #fn("7000r1c0qc13041;" [#fn("8000r1c0~|322c1|41;" [#fn(write)
+  #fn(io.tostring!)]) #fn(buffer)] print-to-string)
+	  printable? #fn("7000r1c0|3117802c1|31@;" [#fn(iostream?)
+						    #fn(eof-object?)] printable?)
 	  quote-value #fn("7000r1e0|31640|;c1|L2;" [self-evaluating? quote] quote-value)
-	  random #fn("8000r1e0|316<0e1e230|42;e330|T2;" [integer? mod rand
-							 rand.double] random)
-	  read-all #fn("8000r1e0e1|42;" [read-all-of read] read-all)
-	  read-all-of #fn("9000r2c0q]31_|}3142;" [#fn("6000r1c0qm02|;" [#fn("9000r2e0i1131680e1|41;~}|Ki10i113142;" [io.eof?
+	  random #fn("8000r1c0|316<0e1c230|42;c330|T2;" [#fn(integer?) mod #fn(rand)
+							 #fn(rand.double)] random)
+	  read-all #fn("8000r1e0c1|42;" [read-all-of #fn(read)] read-all)
+	  read-all-of #fn("9000r2c0q]31_|}3142;" [#fn("6000r1c0qm02|;" [#fn("9000r2c0i1131680e1|41;~}|Ki10i113142;" [#fn(io.eof?)
   reverse!])])] read-all-of)
-	  ref-int16-LE #fn(";000r2e0e1|}`w[`32e1|}aw[b832w41;" [int16 ash] ref-int16-LE)
-	  ref-int32-LE #fn("=000r2e0e1|}`w[`32e1|}aw[b832e1|}b2w[b@32e1|}b3w[bH32R441;" [int32
-  ash] ref-int32-LE)
-	  repl #fn("8000r0c0]]42;" [#fn("6000r2c0m02c1qm12}302e240;" [#fn("8000r0e0c1312e2e3312c4c5c6t41;" [princ
-  "> " io.flush *output-stream* #fn("8000r1e0e131@16<02c2e3|3141;" [io.eof?
-								    *input-stream*
-								    #fn("7000r1e0|312|k12];" [print
-  that]) load-process]) #fn("6000r0e040;" [read])
-  #fn("7000r1e0e1312e2|41;" [io.discardbuffer *input-stream* raise])] prompt)
+	  ref-int16-LE #fn(";000r2e0c1|}`w[`32c1|}aw[b832w41;" [int16 #fn(ash)] ref-int16-LE)
+	  ref-int32-LE #fn("=000r2e0c1|}`w[`32c1|}aw[b832c1|}b2w[b@32c1|}b3w[bH32R441;" [int32
+  #fn(ash)] ref-int32-LE)
+	  repl #fn("8000r0c0]]42;" [#fn("6000r2c0m02c1qm12}302e240;" [#fn("8000r0e0c1312c2e3312c4c5c6t41;" [princ
+  "> " #fn(io.flush) *output-stream* #fn("8000r1c0e131@16<02c2e3|3141;" [#fn(io.eof?)
+  *input-stream* #fn("7000r1e0|312|k12];" [print that]) load-process])
+  #fn("6000r0c040;" [#fn(read)]) #fn("7000r1c0e1312c2|41;" [#fn(io.discardbuffer)
+							    *input-stream* #fn(raise)])] prompt)
   #fn("7000r0c0qc1t6;0e2302\x7f40;^;" [#fn("7000r0~3016702e040;" [newline])
 				       #fn("7000r1e0|312];" [top-level-exception-handler])
 				       newline] reploop) newline])] repl)
@@ -377,56 +399,70 @@
 	  #fn("8000r1e0_|42;" [reverse-] reverse) reverse! #fn("8000r1e0_|42;" [reverse!-] reverse!)
 	  reverse!- #fn("9000r2]}F6B02}N}|}m02P2m15\x1d/2|;" [] reverse!-)
 	  reverse- #fn("8000r2}\x8540|;e0}M|K}N42;" [reverse-] reverse-)
-	  self-evaluating? #fn("8000r1|?16602|C@17K02e0|3116A02|C16:02|e1|31<;" [constant?
-  top-level-value] self-evaluating?)
+	  self-evaluating? #fn("8000r1|?16602|C@17K02c0|3116A02|C16:02|c1|31<;" [#fn(constant?)
+  #fn(top-level-value)] self-evaluating?)
 	  separate #fn("7000r2c0q]41;" [#fn(":000r1c0m02|~\x7f_L1_L144;" [#fn(";000r4c0g2g3K]}F6Z02|}M316?0g2}M_KPNm25<0g3}M_KPNm32}Nm15\x05/241;" [#fn("8000r1e0|MN|NN42;" [values])] separate-)])] separate)
-	  set-syntax! #fn("9000r2e0e1|}43;" [put! *syntax-environment*] set-syntax!)
+	  set-syntax! #fn("9000r2c0e1|}43;" [#fn(put!)
+					     *syntax-environment*] set-syntax!)
 	  simple-sort #fn("7000r1|A17602|NA640|;c0q|M41;" [#fn("8000r1e0c1qc2q42;" [call-with-values
   #fn("8000r0e0c1qi10N42;" [separate #fn("7000r1|~X;" [])])
-  #fn(":000r2e0e1|31~L1e1}3143;" [nconc simple-sort])])] simple-sort)
+  #fn(":000r2c0e1|31~L1e1}3143;" [#fn(nconc) simple-sort])])] simple-sort)
 	  splice-form? #fn("8000r1|F16X02|Mc0<17N02|Mc1<17D02|Mc2<16:02e3|b23217702|c2<;" [unquote-splicing
   unquote-nsplicing unquote length>] splice-form?)
-	  string.join #fn("7000r2|\x8550c0;c1qe23041;" ["" #fn("8000r1e0|~M322e1c2q~N322e3|41;" [io.write
-  for-each #fn("8000r1e0~i11322e0~|42;" [io.write]) io.tostring!]) buffer] string.join)
-	  string.lpad #fn(";000r3e0e1g2}e2|31x32|42;" [string string.rep
-						       string.count] string.lpad)
-	  string.map #fn("9000r2c0qe130e2}3142;" [#fn("7000r2c0q`312e1|41;" [#fn(";000r1]|\x7fX6S02e0~i10e1i11|3231322e2i11|32m05\v/;" [io.putc
-  string.char string.inc]) io.tostring!]) buffer length] string.map)
-	  string.rep #fn(";000r2}b4X6`0e0}`32650c1;}aW680e2|41;}b2W690e2||42;e2|||43;e3}316@0e2|e4|}ax3242;e4e2||32}b2U242;" [<=
-  "" string odd? string.rep] string.rep)
-	  string.rpad #fn("<000r3e0|e1g2}e2|31x3242;" [string string.rep
-						       string.count] string.rpad)
-	  string.tail #fn(";000r2e0|e1|`}3342;" [string.sub string.inc] string.tail)
-	  string.trim #fn("8000r3c0q]]42;" [#fn("8000r2c0qm02c1qm12c2qe3~3141;" [#fn(";000r4g2g3X16?02e0}e1|g232326A0~|}e2|g232g344;g2;" [string.find
-  string.char string.inc] trim-start) #fn("<000r3e0g2`3216D02e1}e2|e3|g23232326?0\x7f|}e3|g23243;g2;" [>
-  string.find string.char string.dec] trim-end)
-  #fn("<000r1e0i10~i10i11`|34\x7fi10i12|3343;" [string.sub]) length])] string.trim)
-	  symbol-syntax #fn("9000r1e0e1|^43;" [get *syntax-environment*] symbol-syntax)
-	  table.clone #fn("7000r1c0qe13041;" [#fn("9000r1e0c1q_~332|;" [table.foldl
-  #fn("9000r3e0~|}43;" [put!])]) table] table.clone)
-	  table.foreach #fn("9000r2e0c1q_}43;" [table.foldl #fn("8000r3~|}322];" [])] table.foreach)
-	  table.invert #fn("7000r1c0qe13041;" [#fn("9000r1e0c1q_~332|;" [table.foldl
-  #fn("9000r3e0~}|43;" [put!])]) table] table.invert)
-	  table.keys #fn("9000r1e0c1_|43;" [table.foldl #fn("7000r3|g2K;" [])] table.keys)
-	  table.pairs #fn("9000r1e0c1_|43;" [table.foldl #fn("7000r3|}Kg2K;" [])] table.pairs)
-	  table.values #fn("9000r1e0c1_|43;" [table.foldl #fn("7000r3}g2K;" [])] table.values)
+	  string.join #fn("7000r2|\x8550c0;c1qc23041;" ["" #fn("8000r1c0|~M322e1c2q~N322c3|41;" [#fn(io.write)
+  for-each #fn("8000r1c0~i11322c0~|42;" [#fn(io.write)])
+  #fn(io.tostring!)]) #fn(buffer)] string.join)
+	  string.lpad #fn(";000r3c0e1g2}c2|31x32|42;" [#fn(string) string.rep
+						       #fn(string.count)] string.lpad)
+	  string.map #fn("9000r2c0qc130c2}3142;" [#fn("7000r2c0q`312c1|41;" [#fn(";000r1]|\x7fX6S02c0~i10c1i11|3231322c2i11|32m05\v/;" [#fn(io.putc)
+  #fn(string.char) #fn(string.inc)]) #fn(io.tostring!)])
+						  #fn(buffer)
+						  #fn(length)] string.map)
+	  string.rep #fn(";000r2}b4X6`0e0}`32650c1;}aW680c2|41;}b2W690c2||42;c2|||43;e3}316@0c2|e4|}ax3242;e4c2||32}b2U242;" [<=
+  "" #fn(string) odd? string.rep] string.rep)
+	  string.rpad #fn("<000r3c0|e1g2}c2|31x3242;" [#fn(string) string.rep
+						       #fn(string.count)] string.rpad)
+	  string.tail #fn(";000r2c0|c1|`}3342;" [#fn(string.sub)
+						 #fn(string.inc)] string.tail)
+	  string.trim #fn("8000r3c0q]]42;" [#fn("8000r2c0qm02c1qm12c2qc3~3141;" [#fn(";000r4g2g3X16?02c0}c1|g232326A0~|}c2|g232g344;g2;" [#fn(string.find)
+  #fn(string.char) #fn(string.inc)] trim-start)
+  #fn("<000r3e0g2`3216D02c1}c2|c3|g23232326?0\x7f|}c3|g23243;g2;" [> #fn(string.find)
+								   #fn(string.char)
+								   #fn(string.dec)] trim-end)
+  #fn("<000r1c0i10~i10i11`|34\x7fi10i12|3343;" [#fn(string.sub)])
+  #fn(length)])] string.trim)
+	  symbol-syntax #fn("9000r1c0e1|^43;" [#fn(get)
+					       *syntax-environment*] symbol-syntax)
+	  table.clone #fn("7000r1c0qc13041;" [#fn("9000r1c0c1q_~332|;" [#fn(table.foldl)
+  #fn("9000r3c0~|}43;" [#fn(put!)])]) #fn(table)] table.clone)
+	  table.foreach #fn("9000r2c0c1q_}43;" [#fn(table.foldl)
+						#fn("8000r3~|}322];" [])] table.foreach)
+	  table.invert #fn("7000r1c0qc13041;" [#fn("9000r1c0c1q_~332|;" [#fn(table.foldl)
+  #fn("9000r3c0~}|43;" [#fn(put!)])]) #fn(table)] table.invert)
+	  table.keys #fn("9000r1c0c1_|43;" [#fn(table.foldl)
+					    #fn("7000r3|g2K;" [])] table.keys)
+	  table.pairs #fn("9000r1c0c1_|43;" [#fn(table.foldl)
+					     #fn("7000r3|}Kg2K;" [])] table.pairs)
+	  table.values #fn("9000r1c0c1_|43;" [#fn(table.foldl)
+					      #fn("7000r3}g2K;" [])] table.values)
 	  to-proper #fn("8000r1|\x8540|;|?660|L1;|Me0|N31K;" [to-proper] to-proper)
 	  top-level-exception-handler #fn("7000r1c0qe141;" [#fn("7000r1e0k12c2qc3q41;" [*stderr*
-  *output-stream* #fn("7000r1c0qc1qt|302;" [#fn("7000r0e0i20312e1e23041;" [print-exception
-  print-stack-trace stacktrace]) #fn("7000r1~302e0|41;" [raise])])
+  *output-stream* #fn("7000r1c0qc1qt|302;" [#fn("7000r0e0i20312e1c23041;" [print-exception
+  print-stack-trace #fn(stacktrace)]) #fn("7000r1~302c0|41;" [#fn(raise)])])
   #fn("6000r0~k0;" [*output-stream*])]) *output-stream*] top-level-exception-handler)
-	  trace #fn("8000r1c0qe1|31312c2;" [#fn("7000r1c0qe13041;" [#fn("@000r1e0~317e0e1i10e2c3|c4c5c6c7i10L2|L3L2c8L1c9c7~L2|L3L4L33142;];" [traced?
-  set-top-level-value! eval lambda begin write cons quote newline apply])
-								    gensym])
-					    top-level-value ok] trace)
-	  traced? #fn("8000r1e0|3116>02e1|31e1~31>;" [closure? function:code] [#fn(":000s0e0c1|K312e2302c3|v2;" [write
+	  trace #fn("8000r1c0qc1|31312c2;" [#fn("7000r1c0qc13041;" [#fn("@000r1e0~317e0c1i10e2c3|c4c5c6c7i10L2|L3L2c8L1c9c7~L2|L3L4L33142;];" [traced?
+  #fn(set-top-level-value!) eval lambda begin write cons quote newline apply])
+								    #fn(gensym)])
+					    #fn(top-level-value) ok] trace)
+	  traced? #fn("8000r1e0|3116>02c1|31c1~31>;" [closure? #fn(function:code)] [#fn(":000s0c0c1|K312e2302c3|v2;" [#fn(write)
   x newline #.apply]) ()])
-	  untrace #fn("8000r1c0qe1|3141;" [#fn("9000r1e0|316@0e1~e2|31b2[42;];" [traced?
-  set-top-level-value! function:vals]) top-level-value] untrace)
+	  untrace #fn("8000r1c0qc1|3141;" [#fn("9000r1e0|316@0c1~c2|31b2[42;];" [traced?
+  #fn(set-top-level-value!) #fn(function:vals)])
+					   #fn(top-level-value)] untrace)
 	  values #fn("9000s0|F16602|NA650|M;~|K;" [] #2#) vector->list
-	  #fn("8000r1c0qe1|31_42;" [#fn(":000r2a|c0qu2};" [#fn("8000r1i10~|x[\x7fKo01;" [])])
-				    length] vector->list)
-	  vector.map #fn("8000r2c0qe1}3141;" [#fn("8000r1c0qe1|3141;" [#fn(":000r1`~axc0qu2|;" [#fn(":000r1~|i20i21|[31\\;" [])])
-  vector.alloc]) length] vector.map)
+	  #fn("8000r1c0qc1|31_42;" [#fn(":000r2a|c0qu2};" [#fn("8000r1i10~|x[\x7fKo01;" [])])
+				    #fn(length)] vector->list)
+	  vector.map #fn("8000r2c0qc1}3141;" [#fn("8000r1c0qc1|3141;" [#fn(":000r1`~axc0qu2|;" [#fn(":000r1~|i20i21|[31\\;" [])])
+  #fn(vector.alloc)]) #fn(length)] vector.map)
 	  void #fn("6000r0];" [] void) zero?
 	  #fn("7000r1|`W;" [] zero?))
diff --git a/flisp.c b/flisp.c
index 693bfe6..3a03f5c 100644
--- a/flisp.c
+++ b/flisp.c
@@ -33,6 +33,7 @@
 #include <stdio.h>
 #include <string.h>
 #include <setjmp.h>
+#include <stdint.h>
 #include <stdarg.h>
 #include <assert.h>
 #include <ctype.h>
@@ -2004,7 +2005,7 @@ static value_t _stacktrace(uint32_t top)
 void assign_global_builtins(builtinspec_t *b)
 {
     while (b->name != NULL) {
-        set(symbol(b->name), cbuiltin(b->name, b->fptr));
+        setc(symbol(b->name), cbuiltin(b->name, b->fptr));
         b++;
     }
 }
@@ -2230,8 +2231,8 @@ static builtinspec_t core_builtin_info[] = {
 
 // initialization -------------------------------------------------------------
 
-extern void builtins_init();
-extern void comparehash_init();
+extern void builtins_init(void);
+extern void comparehash_init(void);
 
 static void lisp_init(size_t initial_heapsize)
 {
diff --git a/flisp.h b/flisp.h
index c74ed2f..8c069b3 100644
--- a/flisp.h
+++ b/flisp.h
@@ -1,6 +1,9 @@
 #ifndef FLISP_H
 #define FLISP_H
 
+#include <setjmp.h>
+#include <stdint.h>
+
 typedef uptrint_t value_t;
 typedef int_t fixnum_t;
 #ifdef BITS64
diff --git a/flmain.c b/flmain.c
index 5e26b04..79d83ae 100644
--- a/flmain.c
+++ b/flmain.c
@@ -1,19 +1,8 @@
 #include <stdlib.h>
-#include <stdio.h>
 #include <string.h>
-#include <setjmp.h>
-#include <stdarg.h>
 #include <assert.h>
-#include <ctype.h>
-#include <wctype.h>
-#include <sys/types.h>
-#include <locale.h>
-#include <limits.h>
-#include <errno.h>
-#include <math.h>
 #include "llt.h"
 #include "flisp.h"
-#include "opcodes.h"
 
 static value_t argv_list(int argc, char *argv[])
 {
diff --git a/iostream.c b/iostream.c
index 46841bd..c750c7c 100644
--- a/iostream.c
+++ b/iostream.c
@@ -110,7 +110,7 @@ value_t fl_buffer(value_t *args, u_int32_t nargs)
 
 value_t fl_read(value_t *args, u_int32_t nargs)
 {
-    value_t arg;
+    value_t arg = 0;
     if (nargs > 1) {
         argcount("read", nargs, 1);
     }
@@ -160,6 +160,19 @@ value_t fl_ioputc(value_t *args, u_int32_t nargs)
     return fixnum(ios_pututf8(s, wc));
 }
 
+value_t fl_ioungetc(value_t *args, u_int32_t nargs)
+{
+    argcount("io.ungetc", nargs, 2);
+    ios_t *s = toiostream(args[0], "io.ungetc");
+    if (!iscprim(args[1]) || ((cprim_t*)ptr(args[1]))->type != wchartype)
+        type_error("io.ungetc", "wchar", args[1]);
+    uint32_t wc = *(uint32_t*)cp_data((cprim_t*)ptr(args[1]));
+    if (wc >= 0x80) {
+        lerror(ArgError, "io_ungetc: unicode not yet supported");
+    }
+    return fixnum(ios_ungetc((int)wc,s));
+}
+
 value_t fl_ioflush(value_t *args, u_int32_t nargs)
 {
     argcount("io.flush", nargs, 1);
@@ -416,6 +429,7 @@ static builtinspec_t iostreamfunc_info[] = {
     { "io.seek" , fl_ioseek },
     { "io.pos",   fl_iopos },
     { "io.getc" , fl_iogetc },
+    { "io.ungetc", fl_ioungetc },
     { "io.putc" , fl_ioputc },
     { "io.peekc" , fl_iopeekc },
     { "io.discardbuffer", fl_iopurge },
@@ -425,10 +439,11 @@ static builtinspec_t iostreamfunc_info[] = {
     { "io.readuntil", fl_ioreaduntil },
     { "io.copyuntil", fl_iocopyuntil },
     { "io.tostring!", fl_iotostring },
+
     { NULL, NULL }
 };
 
-void iostream_init()
+void iostream_init(void)
 {
     iostreamsym = symbol("iostream");
     rdsym = symbol(":read");
diff --git a/print.c b/print.c
index 4f673a0..a6c553a 100644
--- a/print.c
+++ b/print.c
@@ -705,7 +705,7 @@ static void cvalue_printdata(ios_t *f, void *data, size_t len, value_t type,
             HPOS += ios_printf(f, "#<%s>", symbol_name(type));
         }
         else {
-            int64_t i64 = conv_to_int64(data, sym_to_numtype(type));
+            int64_t i64 = conv_to_int64(data, nt);
             if (weak || print_princ)
                 HPOS += ios_printf(f, "%lld", i64);
             else
@@ -766,7 +766,7 @@ static void cvalue_printdata(ios_t *f, void *data, size_t len, value_t type,
                 if (i > 0)
                     outc(' ', f);
                 cvalue_printdata(f, data, elsize, eltype, 1);
-                data += elsize;
+                data = (char*)data + elsize;
             }
             if (!weak)
                 outc(')', f);
@@ -804,8 +804,8 @@ static void cvalue_print(ios_t *f, value_t v)
         void *fptr = *(void**)data;
         label = (value_t)ptrhash_get(&reverse_dlsym_lookup_table, cv);
         if (label == (value_t)HT_NOTFOUND) {
-            HPOS += ios_printf(f, "#<builtin @0x%08lx>",
-                               (unsigned long)(builtin_t)fptr);
+            HPOS += ios_printf(f, "#<builtin @0x%08zx>",
+                               (size_t)(builtin_t)fptr);
         }
         else {
             if (print_princ) {
@@ -829,7 +829,7 @@ static void cvalue_print(ios_t *f, value_t v)
     }
 }
 
-static void set_print_width()
+static void set_print_width(void)
 {
     value_t pw = symbol_value(printwidthsym);
     if (!isfixnum(pw)) return;
diff --git a/read.c b/read.c
index 8b08dc0..00fb43b 100644
--- a/read.c
+++ b/read.c
@@ -94,7 +94,7 @@ static u_int32_t toktype = TOK_NONE;
 static value_t tokval;
 static char buf[256];
 
-static char nextchar()
+static char nextchar(void)
 {
     int ch;
     char c;
@@ -174,7 +174,7 @@ static int read_token(char c, int digits)
 
 static value_t do_read_sexpr(value_t label);
 
-static u_int32_t peek()
+static u_int32_t peek(void)
 {
     char c, *end;
     fixnum_t x;
@@ -425,14 +425,14 @@ static value_t read_vector(value_t label, u_int32_t closer)
     return POP();
 }
 
-static value_t read_string()
+static value_t read_string(void)
 {
     char *buf, *temp;
     char eseq[10];
     size_t i=0, j, sz = 64, ndig;
     int c;
     value_t s;
-    u_int32_t wc;
+    u_int32_t wc=0;
 
     buf = malloc(sz);
     while (1) {
@@ -481,7 +481,7 @@ static value_t read_string()
                 if (c!=IOS_EOF) ios_ungetc(c, F);
                 eseq[j] = '\0';
                 if (j) wc = strtol(eseq, NULL, 16);
-                else {
+                if (!j || wc > 0x10ffff) {
                     free(buf);
                     lerror(ParseError, "read: invalid escape sequence");
                 }
diff --git a/string.c b/string.c
index 7859d95..b7dae0c 100644
--- a/string.c
+++ b/string.c
@@ -386,6 +386,14 @@ value_t fl_stringtonumber(value_t *args, uint32_t nargs)
     return n;
 }
 
+value_t fl_string_isutf8(value_t *args, u_int32_t nargs)
+{
+    argcount("string.isutf8", nargs, 1);
+    char *s = tostring(args[0], "string.isutf8");
+    size_t len = cv_len((cvalue_t*)ptr(args[0]));
+    return u8_isvalid(s, len) ? FL_T : FL_F;
+}
+
 static builtinspec_t stringfunc_info[] = {
     { "string", fl_string },
     { "string?", fl_stringp },
@@ -400,6 +408,7 @@ static builtinspec_t stringfunc_info[] = {
     { "string.reverse", fl_string_reverse },
     { "string.encode", fl_string_encode },
     { "string.decode", fl_string_decode },
+    { "string.isutf8", fl_string_isutf8 },
 
     { "char.upcase", fl_char_upcase },
     { "char.downcase", fl_char_downcase },
@@ -410,7 +419,7 @@ static builtinspec_t stringfunc_info[] = {
     { NULL, NULL }
 };
 
-void stringfuncs_init()
+void stringfuncs_init(void)
 {
     assign_global_builtins(stringfunc_info);
 }
diff --git a/system.lsp b/system.lsp
index 1d6cdf8..068c6ea 100644
--- a/system.lsp
+++ b/system.lsp
@@ -342,8 +342,14 @@
 (define (delete-duplicates lst)
   (if (length> lst 20)
       (let ((t (table)))
-	(for-each (lambda (elt) (put! t elt #t)) lst)
-	(table.keys t))
+	(let loop ((l lst) (acc '()))
+	  (if (atom? l)
+	      (reverse! acc)
+	      (if (has? t (car l))
+		  (loop (cdr l) acc)
+		  (begin
+		    (put! t (car l) #t)
+		    (loop (cdr l) (cons (car l) acc)))))))
       (if (atom? lst)
 	  lst
 	  (let ((elt  (car lst))
diff --git a/table.c b/table.c
index 6a6e0c5..a3638c1 100644
--- a/table.c
+++ b/table.c
@@ -202,7 +202,7 @@ static builtinspec_t tablefunc_info[] = {
     { NULL, NULL }
 };
 
-void table_init()
+void table_init(void)
 {
     tablesym = symbol("table");
     tabletype = define_opaque_type(tablesym, sizeof(htable_t),
diff --git a/types.c b/types.c
index fffd887..39ece7f 100644
--- a/types.c
+++ b/types.c
@@ -83,7 +83,7 @@ fltype_t *define_opaque_type(value_t sym, size_t sz, cvtable_t *vtab,
     return ft;
 }
 
-void relocate_typetable()
+void relocate_typetable(void)
 {
     htable_t *h = &TypeTable;
     size_t i;