diff --git a/.gitignore b/.gitignore
index a800178..5c65cab 100644
--- a/.gitignore
+++ b/.gitignore
@@ -6,7 +6,9 @@ test
 *.c
 *.o
 *.o*
+*.a
 *.so
 !src
 *.rkt
 README.txt
+*.import.*
diff --git a/Makefile b/Makefile
index 2d10596..e7b128b 100644
--- a/Makefile
+++ b/Makefile
@@ -1,28 +1,24 @@
 PREFIX=/usr/local
 
 build:
-	printf "#!/bin/sh\nsash --disable-cache -r7 -L ${PREFIX}/lib/compile-r7rs/snow ${PREFIX}/lib/compile-r7rs/main.scm \"\$$@\"\n" > compile-r7rs
-
-build-docker-images:
-	for implementation in $(shell sash -L ./snow -L . compile-r7rs.scm --list-schemes); \
-		do \
-		echo "Building $${implementation}"; \
-		docker build . --build-arg COMPILE_R7RS=$${implementation} --tag=retropikzel1/compile-r7rs:$${implementation}; \
-		done
-
-#for implementation in $(shell sash -L ./snow -L . compile-r7rs.scm --list-schemes);
-
-push-docker-images:
-	for implementation in $(shell sash -L ./snow -L . compile-r7rs.scm --list-schemes); \
-		do \
-		echo "Pushing $${implementation}"; \
-		docker push retropikzel1/compile-r7rs:$${implementation}; \
-		done
-
-snow:
-	mkdir -p snow
-	cp -r ../foreign-c/foreign snow/
-	cp -r ../foreign-c-srfi-170/srfi snow/
+	csc -R r7rs -X r7rs -static -c -J -unit foreign.c -o foreign.c.o snow/foreign/c.sld
+	ar rcs foreign.c.a foreign.c.o
+	csc -R r7rs -X r7rs -static -c -J -unit srfi-170 -o srfi-170.o snow/srfi/170.sld
+	ar rcs srfi-170.a srfi-170.o
+	csc -R r7rs -X r7rs -static -c -J -unit libs.util -o libs.util.o libs/util.sld
+	ar rcs libs.util.a libs.util.o
+	csc -R r7rs -X r7rs -static -c -J -unit libs.library-util -o libs.library-util.o libs/library-util.sld
+	ar rcs libs.library-util.a libs.library-util.o
+	csc -R r7rs -X r7rs -static -c -J -unit libs.data -o libs.data.o libs/data.sld
+	ar rcs libs.data.a libs.data.o
+	csc -R r7rs -X r7rs -static \
+		-o compile-r7rs \
+		-uses libs.util \
+		-uses libs.library-util \
+		-uses libs.data \
+		-uses foreign.c \
+		-uses srfi-170 \
+		compile-r7rs.scm
 
 # Does uninstall because without that the changes do not seem to update
 install: uninstall
@@ -32,6 +28,14 @@ install: uninstall
 	cp compile-r7rs.scm ${PREFIX}/lib/compile-r7rs/main.scm
 	install compile-r7rs ${PREFIX}/bin/compile-r7rs
 
+snow:
+	mkdir -p snow
+	cp -r ../foreign-c/foreign snow/
+	cp -r ../foreign-c-srfi-170/srfi snow/
+
+clean-snow:
+	rm -rf snow
+
 install-compile-r7rs-docker:
 	install compile-r7rs-docker.sh ${PREFIX}/bin/compile-r7rs-docker
 
@@ -87,6 +91,7 @@ clean-test:
 clean:
 	find . -name "*.so" -delete
 	find . -name "*.o*" -delete
+	find . -name "*.a*" -delete
 	find . -name "*.rkt" -delete
 	find . -name "*.link" -delete
 	find . -name "*.meta" -delete
diff --git a/snow/foreign/c.sld b/snow/foreign/c.sld
index 7fba2be..f70fa19 100644
--- a/snow/foreign/c.sld
+++ b/snow/foreign/c.sld
@@ -10,7 +10,7 @@
               (chibi ast)
               (scheme inexact)
               (chibi))
-      (include-shared "c/lib/chibi"))
+      (include-shared "c/primitives/chibi/foreign-c"))
     (chicken
       (import (scheme base)
               (scheme write)
@@ -193,6 +193,9 @@
           bytevector->c-bytevector
           c-bytevector->bytevector
 
+          ;;;; Utilities
+          libc
+
           ;; TODO endianness
           native-endianness
           make-c-bytevector
@@ -317,12 +320,14 @@
              (include "c/primitives/ypsilon.scm")))
   (cond-expand
     (chicken-6 (include-relative "c/main.scm")
+               (include-relative "c/libc.scm")
                (include-relative "c/c-bytevectors.scm")
                (include-relative "c/pointer.scm")
                ;(include-relative "c/array.scm")
                ;(include-relative "c/struct.scm")
                )
     (else (include "c/main.scm")
+          (include "c/libc.scm")
           ;(include "c/struct.scm")
           (include "c/c-bytevectors.scm")
           (include "c/pointer.scm")
diff --git a/snow/foreign/c/Makefile b/snow/foreign/c/Makefile
index 3837c23..3d4d0e2 100644
--- a/snow/foreign/c/Makefile
+++ b/snow/foreign/c/Makefile
@@ -1,9 +1,14 @@
 CC=gcc
 
-chibi: primitives/chibi/foreign-c.stub
-	chibi-ffi primitives/chibi/foreign-c.stub
-	mkdir -p lib
-	${CC} -g3 -o lib/chibi.so primitives/chibi/foreign-c.c -fPIC -lffi -shared
+chibi: foreign/c/primitives/chibi/foreign-c.stub
+	chibi-ffi foreign/c/primitives/chibi/foreign-c.stub
+	${CC} \
+		-g3 \
+		-o foreign/c/primitives/chibi/foreign-c.so \
+		foreign/c/primitives/chibi/foreign-c.c \
+		-fPIC \
+		-lffi \
+		-shared
 
 chicken:
 	@echo "Nothing to build for Chicken"
diff --git a/snow/foreign/c/libc.scm b/snow/foreign/c/libc.scm
new file mode 100644
index 0000000..661a5bf
--- /dev/null
+++ b/snow/foreign/c/libc.scm
@@ -0,0 +1,13 @@
+(cond-expand
+  (windows (define-c-library libc
+                             '("stdlib.h" "stdio.h" "string.h")
+                             "ucrtbase"
+                             '()))
+  (else
+    (define c-library "c")
+    (when (get-environment-variable "BE_HOST_CPU")
+      (set! c-library "root"))
+    (define-c-library libc
+                      '("stdlib.h" "stdio.h" "string.h")
+                      "c"
+                      '((additional-versions ("0" "6"))))))
diff --git a/snow/foreign/c/main.scm b/snow/foreign/c/main.scm
index 30d0905..af2782c 100644
--- a/snow/foreign/c/main.scm
+++ b/snow/foreign/c/main.scm
@@ -103,7 +103,9 @@
                               "/usr/lib"
                               "/usr/lib64"
                               ; NetBSD
-                              "/usr/pkg/lib")))))
+                              "/usr/pkg/lib"
+                              ; Haiku
+                              "/boot/system/lib")))))
                   (auto-load-versions (list ""))
                   (paths (append auto-load-paths additional-paths))
                   (versions (append additional-versions auto-load-versions))
diff --git a/snow/foreign/c/pointer.scm b/snow/foreign/c/pointer.scm
index 375a692..774860f 100644
--- a/snow/foreign/c/pointer.scm
+++ b/snow/foreign/c/pointer.scm
@@ -1,16 +1,15 @@
-(cond-expand
-  (windows (define-c-library libc
-                             '("stdlib.h" "string.h")
-                             "ucrtbase"
-                             '((additional-versions ("0" "6")))))
-  (else (define-c-library libc
-                          '("stdlib.h" "string.h")
-                          "c"
-                          '((additional-versions ("0" "6"))))))
-
 (define-c-procedure c-calloc libc 'calloc 'pointer '(int int))
-(define-c-procedure c-memset-address->pointer libc 'memset 'pointer '(uint64 uint8 int))
-(define-c-procedure c-memset-pointer->address libc 'memset 'uint64 '(pointer uint8 int))
+(cond-expand
+  (chicken (define c-memset-address->pointer
+             (lambda (address value offset)
+               (address->pointer address))))
+  (else (define-c-procedure c-memset-address->pointer libc 'memset 'pointer '(uint64 uint8 int))))
+
+(cond-expand
+  (chicken (define c-memset-pointer->address
+             (lambda (pointer value offset)
+               (pointer->address pointer))))
+  (else (define-c-procedure c-memset-pointer->address libc 'memset 'uint64 '(pointer uint8 int))))
 ;(define-c-procedure c-memset-address libc 'memset 'pointer '(uint64 uint8 int))
 ;(define-c-procedure c-printf libc 'printf 'int '(pointer pointer))
 (define-c-procedure c-malloc libc 'malloc 'pointer '(int))
diff --git a/snow/foreign/c/primitives/include/foreign-c-primitives-gauche.h b/snow/foreign/c/primitives/gauche/foreign-c-primitives-gauche.h
similarity index 100%
rename from snow/foreign/c/primitives/include/foreign-c-primitives-gauche.h
rename to snow/foreign/c/primitives/gauche/foreign-c-primitives-gauche.h
diff --git a/snow/srfi/170.scm b/snow/srfi/170.scm
index 8ee3de2..ef10d96 100644
--- a/snow/srfi/170.scm
+++ b/snow/srfi/170.scm
@@ -1,16 +1,18 @@
 (define slash (cond-expand (windows "\\") (else "/")))
 
 (cond-expand
-  (windows
-    (define-c-library libc
-                         '("stdlib.h" "stdio.h" "error.h")
-                         "ucrtbase"
-                         '()))
+  (windows (define-c-library srfi-170-libc
+                             '("dirent.h" "stdlib.h" "stdio.h" "string.h")
+                             "ucrtbase"
+                             '()))
   (else
-    (define-c-library libc
-                         '("stdlib.h" "stdio.h" "dirent.h" "error.h")
-                         "c"
-                         '((additional-versions ("6"))))))
+    (define c-library "c")
+    (when (get-environment-variable "BE_HOST_CPU")
+      (set! c-library "root"))
+    (define-c-library srfi-170-libc
+                      '("dirent.h" "stdlib.h" "stdio.h" "string.h")
+                      "c"
+                      '((additional-versions ("0" "6"))))))
 
 (define-c-procedure c-perror libc 'perror 'void '(pointer))
 (define-c-procedure c-mkdir libc 'mkdir 'int '(pointer int))