no libc, start on socket x11

Common/Std/libc.c

@@ -5,8 +5,9 @@
 #include <stdlib.h>
 #include <tgmath.h>
 
-void *com_std_realloc(void *ptr, size_t size) { return realloc(ptr, size); }
-void com_std_free(void *ptr) { free(ptr); }
+void *com_std_alloc(void *ptr, size_t size) {
+  return size != 0 ? realloc(ptr, size) : (free(ptr), NULL);
+}
 void com_std_assert(bool holds) { assert(holds); }
 void com_std_printf(char const *fmt, ...) {
   va_list args;