1 #include <lib9.h> 2 3 char* 4 strrchr(char *s, int c) 5 { 6 char *r; 7 8 if(c == 0) 9 return strchr(s, 0); 10 r = 0; 11 while(s = strchr(s, c)) 12 r = s++; 13 return r; 14 } 15