ref: e81c54ba2ecc673a4d5f8aed0e9b52841fe07b0d dir: /lib9/runestrchr.c/
#include "lib9.h" Rune* runestrchr(Rune *s, Rune c) { Rune c0 = c; Rune c1; if(c == 0) { while(*s++) ; return s-1; } while(c1 = *s++) if(c1 == c0) return s-1; return 0; }