diff --git a/doc/cheat.txt b/doc/cheat.txt
index a39512c..40dfc0e 100644
--- a/doc/cheat.txt
+++ b/doc/cheat.txt
@@ -115,7 +115,7 @@ run/file*, that take thunk arguments for the subprocess.
 (with-current-output-port* port thunk) -> value(s) of thunk
 (with-error-output-port*   port thunk) -> value(s) of thunk
 
-(close port/fd)
+(close fd/port)
 
 (stdports->stdio)
 (stdio->stdports)
@@ -141,10 +141,10 @@ run/file*, that take thunk arguments for the subprocess.
 
 ** Unix I/O
 
-(dup port/fd [newfd]) 	    	-> port/fd
-(dup->inport port/fd [newfd]) 	-> port
-(dup->outport port/fd [newfd]) 	-> port
-(dup->fdes port/fd [newfd]) 	-> fd
+(dup fd/port [newfd]) 	    	-> fd/port
+(dup->inport fd/port [newfd]) 	-> port
+(dup->outport fd/port [newfd]) 	-> port
+(dup->fdes fd/port [newfd]) 	-> fd
 
 (file-seek fd/port offset whence)
 
@@ -153,16 +153,24 @@ run/file*, that take thunk arguments for the subprocess.
 (open-output-file fname [flags perms]) -> port
 (open-fdes fname flags [perms]) -> integer
 
-Open flags:
-    open/read                 ; You may only
-    open/write                ; choose one
-    open/read+write           ; of these three
-    open/no-control-tty
-    open/nonblocking
-    open/append
-    open/create
-    open/truncate
-    open/exclusive
+(fdes-flags fd/port)
+(set-fdes-flags fd/port flags)
+    Only Posix flag defined is FDFLAGS/CLOSE-ON-EXEC, which you should
+    not ever have to use -- scsh manages this automatically.
+
+(fdes-status fd/port)
+(set-fdes-flags fd/port flags)
+
+    Operations allowed	Flags
+    ------------------	-----
+    Open+get+set	open/append, open/non-blocking
+			open/async, open/fsync (non-Posix)
+
+    Open+get		open/read, open/write, open/read+write
+			open/access-mask
+
+    Open only		open/create, open/exclusive, 
+			open/no-control-tty, open/truncate
 
 (pipe) -> [rport wport]
 (read-line [fd/port retain-newline?]) -> string or eof-object
@@ -706,7 +714,7 @@ scsh [meta-arg] [switch1 ...] [end-option arg1 ...]
 	    -ds				Do script.
 
     end-option:	-s <script>		Specifies script to load.
-		-s<num>			Script from file descriptor <num>.
+		-sfd <num>		Script from file descriptor <num>.
 		-c <expression>		Eval <expression> and exit.
     	    	--