shithub: scc

ref: 62f0e08bbf82d768a2ef87af44b67b5547558d2f
dir: /src/libc/ctype/iscntrl.c/

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#include <ctype.h>
#undef iscntrl

int
iscntrl(int c)
{
	return (__ctype+1)[c] & (_C);
}