shithub: scc

ref: ff5b36e280ae269eaa3835006f0f46fbe1bb2d2f
dir: /src/libc/ctype/isupper.c/

View raw version 
#include <ctype.h>
#undef isupper

int
isupper(int c)
{
	return (__ctype+1)[c] & _U;
}