1 #include <wctype.h> 2 iswlower(wint_t wc)3 int iswlower(wint_t wc) 4 { 5 return towupper(wc) != wc; 6 } 7 __iswlower_l(wint_t c,locale_t l)8 int __iswlower_l(wint_t c, locale_t l) 9 { 10 return iswlower(c); 11 } 12 13 weak_alias(__iswlower_l, iswlower_l); 14