initial commit

Signed-off-by: sisungo <[email protected]>

compat.h

@@ -0,0 +1,9 @@
+#include <stdlib.h>
+
+static inline void *reallocarray(void *p, size_t n, size_t size) {
+    if (n && size > (size_t)-1 / n) {
+        errno = ENOMEM;
+        return NULL;
+    }
+    return realloc(p, n * size);
+}