1 #include <string.h> 2 #include "libc.h" 3 4 void *__memrchr(const void *m, int c, size_t n) 5 { 6 const unsigned char *s = m; 7 c = (unsigned char)c; 8 while (n--) if (s[n]==c) return (void *)(s+n); 9 return 0; 10 } 11 12 weak_alias(__memrchr, memrchr); 13