shithub: scc

ref: 674917b1ddae0a0b2198d14e616f2e57ad2fb289
dir: /src/libc/ctype/toupper.c/

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#include <ctype.h>
#undef toupper

int
toupper(int c)
{
	return (islower(c)) ? c & ~0x20 : c;
}