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use rt_sigprocmask, not legacy sigprocmask, syscall in pthread exit code
[oweals/musl.git]
/
src
/
ctype
/
iswupper.c
1
#include <wctype.h>
2
3
int iswupper(wint_t wc)
4
{
5
return towlower(wc) != wc;
6
}