ref: b6edae9552d2c802fbb1d9b9a6af0de2ee6bf1f9 dir: /libkern/strchr.c/
#include <lib9.h> char* strchr(char *s, int c) { char c1; if(c == 0) { while(*s++) ; return s-1; } while(c1 = *s++) if(c1 == c) return s-1; return 0; }