create `init/stdlib`

1 files changed, 12 insertions, 0 deletions

diff --git a/src/init/stdlib.c b/src/init/stdlib.c
new file mode 100644
index 0000000..6ed5a0a
--- /dev/null
+++ b/src/init/stdlib.c
@@ -0,0 +1,12 @@
+#include <init/stdlib.h>
+
+int memcmp(const void *s1, const void *s2, size_t n) {
+	const unsigned char *c1 = s1, *c2 = s2;
+	for (size_t i = 0; i < n; i++) {
+		if (c1[i] != c2[i]) {
+			if (c1[i] < c2[i])  return -1;
+			else                return 1;
+		}
+	}
+	return 0;
+}