What would a little C Joy look like?

Let's use GMP for ints and Boehm GC.

implementations/C/Makefile

@@ -0,0 +1,5 @@
+COPTS=-I/usr/local/include
+
+joy: joy.c
+	cc $(COPTS) joy.c -o joy
+

implementations/C/joy.c

@@ -0,0 +1,8 @@
+#include <gc.h>
+#include <gmp.h>
+
+int main(void)
+{
+    return 0;
+}
+