1 #include <u.h> 2 #include <libc.h> 3 4 char* strrchr(char * s,int c)5 strrchr(char *s, int c) 6 { 7 char *r; 8 9 if(c == 0) 10 return strchr(s, 0); 11 r = 0; 12 while(s = strchr(s, c)) 13 r = s++; 14 return r; 15 } 16