ref: c3ba64f6935322f09b6de5c2285544fd471c605d dir: /sys/src/libc/port/strrchr.c/
#include <u.h> #include <libc.h> char* strrchr(char *s, int c) { char *r; if(c == 0) return strchr(s, 0); r = 0; while(s = strchr(s, c)) r = s++; return r; }