shithub: scc

ref: 4fc379d92730953c06b49b50e4a06a389a1a032d
dir: /src/libc/ctype/isupper.c/

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#include <ctype.h>
#undef isupper

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