ref: 600bbfe4aaa9ad0f73d8d73eef1b7670e5f7d3a3
dir: /libkern/memccpy.c/
#include <lib9.h> void* memccpy(void *a1, void *a2, int c, ulong n) { uchar *s1, *s2; s1 = a1; s2 = a2; c &= 0xFF; while(n > 0) { if((*s1++ = *s2++) == c) return s1; n--; } return 0; }