ref: 7411192014bae74906a1f1116413a4f578bfaebd dir: /src/libscc/casecmp.c/
#include <ctype.h> #include <scc/scc.h> int casecmp(const char *s1, const char *s2) { while (*s1 && toupper(*s1) == toupper(*s2)) ++s1, ++s2; return *s1 - *s2; }