stdlib: Inference engine caught some type errors! Also added some hot garbage.

stdlib/ffi.cl

@@ -0,0 +1,34 @@
+//! Conlang FFI
+use super::preamble::*;
+
+type void = ();
+
+#[extern("C")]
+/// void free(void *_Nullable ptr);
+/// 
+/// Frees a block of memory previously allocated with `malloc`
+fn free(ptr: *void);
+
+#[extern("C")]
+/// void *malloc(size_t size);
+/// 
+/// Allocates a block of uninitialized memory
+fn malloc(size: usize) -> *void;
+
+#[extern("C")]
+/// void *calloc(size_t n, size_t size);
+/// 
+/// Allocates a block of zero-initialized memory
+fn calloc(n: usize, size: usize);
+
+#[extern("C")]
+/// void *realloc(void *_Nullable ptr, size_t size);
+/// 
+/// Reallocates a block of memory to fit `size` bytes
+fn realloc(ptr: *void, size: usize) -> *void;
+
+#[extern("C")]
+/// void *reallocarray(void *_Nullable ptr, size_t n, size_t size);
+/// 
+/// Reallocates a block of memory to fit `n` elements of `size` bytes.
+fn reallocarray(ptr: *void, n: usize, size: usize) -> *void;