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_toupper.c « ctype « libc « newlib - cygwin.com/git/newlib-cygwin.git - Unnamed repository; edit this file 'description' to name the repository.

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path: root/newlib/libc/ctype/_toupper.c

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#include <_ansi.h>
#include <ctype.h>

#undef _toupper
int
_DEFUN(_toupper,(c),int c)
{
  return islower(c) ? c - 'a' + 'A' : c;
}