ref: f2e04e5f2f85f9dda6d813a9a47a95995de1e5aa
dir: /src/libscc/casecmp.c/
static char sccsid[] = "@(#) ./lib/scc/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; }