Lines Matching refs:c1
38 int c1, c2;42 c1 = tolower(*p1++);44 } while (c1 != 0 && c1 == c2);47 c1 = *p1++;49 } while (c1 != 0 && (c1 == c2 || tolower(c1) == tolower(c2)));51 c1 = tolower(c1);55 return c1 - c2;