?? iswupper.c
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/*FUNCTION <<iswupper>>---upper-case wide-character testINDEX iswupperANSI_SYNOPSIS #include <wctype.h> int iswupper(wint_t <[c]>);TRAD_SYNOPSIS #include <wctype.h> int iswupper(<[c]>) wint_t <[c]>;DESCRIPTION<<iswupper>> is a function which classifies wide-character values thathave an upper-case translation.RETURNS<<iswupper>> returns non-zero if <[c]> is a upper-case wide-character.PORTABILITY<<iswupper>> is C99.No supporting OS subroutines are required.*/#include <_ansi.h>#include <wctype.h>int_DEFUN(iswupper,(c),wint_t c){ return (towlower (c) != c);}
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