fix some omissions and mistakes in locale_t interface definitions

include/wctype.h

@@ -43,6 +43,30 @@ wctype_t  wctype(const char *);
 #undef iswdigit
 #define iswdigit(a) (((unsigned)(a)-L'0') < 10)
 
+#if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) \
+ || defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE)
+
+int iswalnum_l(wint_t, locale_t);
+int iswalpha_l(wint_t, locale_t);
+int iswblank_l(wint_t, locale_t);
+int iswcntrl_l(wint_t, locale_t);
+int iswdigit_l(wint_t, locale_t);
+int iswgraph_l(wint_t, locale_t);
+int iswlower_l(wint_t, locale_t);
+int iswprint_l(wint_t, locale_t);
+int iswpunct_l(wint_t, locale_t);
+int iswspace_l(wint_t, locale_t);
+int iswupper_l(wint_t, locale_t);
+int iswxdigit_l(wint_t, locale_t);
+int iswctype_l(wint_t, wctype_t, locale_t);
+wint_t towlower_l(wint_t, locale_t);
+wint_t towupper_l(wint_t, locale_t);
+wint_t towctrans_l(wint_t, wctrans_t, locale_t);
+wctrans_t wctrans_l(const char *, locale_t);
+wctype_t  wctype_l(const char *, locale_t);
+
+#endif
+
 #ifdef __cplusplus
 }
 #endif

src/locale/iswalnum_l.c

 #include <wctype.h>
 
-wint_t iswalnum_l(wint_t c, locale_t l)
+int iswalnum_l(wint_t c, locale_t l)
 {
 	return iswalnum(c);
 }

src/locale/iswalpha_l.c

 #include <wctype.h>
 
-wint_t iswalpha_l(wint_t c, locale_t l)
+int iswalpha_l(wint_t c, locale_t l)
 {
 	return iswalpha(c);
 }

src/locale/iswblank_l.c

 #include <wctype.h>
 
-wint_t iswblank_l(wint_t c, locale_t l)
+int iswblank_l(wint_t c, locale_t l)
 {
 	return iswblank(c);
 }

src/locale/iswcntrl_l.c

 #include <wctype.h>
 
-wint_t iswcntrl_l(wint_t c, locale_t l)
+int iswcntrl_l(wint_t c, locale_t l)
 {
 	return iswcntrl(c);
 }

src/locale/iswctype_l.c

 #include <wctype.h>
 
-wint_t iswctype_l(wint_t c, wctype_t t, locale_t l)
+int iswctype_l(wint_t c, wctype_t t, locale_t l)
 {
 	return iswctype(c, t);
 }

src/locale/iswdigit_l.c

 #include <wctype.h>
 
-wint_t iswdigit_l(wint_t c, locale_t l)
+int iswdigit_l(wint_t c, locale_t l)
 {
 	return iswdigit(c);
 }

src/locale/iswgraph_l.c

 #include <wctype.h>
 
-wint_t iswgraph_l(wint_t c, locale_t l)
+int iswgraph_l(wint_t c, locale_t l)
 {
 	return iswgraph(c);
 }

src/locale/iswlower_l.c

 #include <wctype.h>
 
-wint_t iswlower_l(wint_t c, locale_t l)
+int iswlower_l(wint_t c, locale_t l)
 {
 	return iswlower(c);
 }

src/locale/iswprint_l.c

 #include <wctype.h>
 
-wint_t iswprint_l(wint_t c, locale_t l)
+int iswprint_l(wint_t c, locale_t l)
 {
 	return iswprint(c);
 }

src/locale/iswpunct_l.c

 #include <wctype.h>
 
-wint_t iswpunct_l(wint_t c, locale_t l)
+int iswpunct_l(wint_t c, locale_t l)
 {
 	return iswpunct(c);
 }

src/locale/iswspace_l.c

 #include <wctype.h>
 
-wint_t iswspace_l(wint_t c, locale_t l)
+int iswspace_l(wint_t c, locale_t l)
 {
 	return iswspace(c);
 }

src/locale/iswupper_l.c

 #include <wctype.h>
 
-wint_t iswupper_l(wint_t c, locale_t l)
+int iswupper_l(wint_t c, locale_t l)
 {
 	return iswupper(c);
 }

src/locale/iswxdigit_l.c

 #include <wctype.h>
 
-wint_t iswxdigit_l(wint_t c, locale_t l)
+int iswxdigit_l(wint_t c, locale_t l)
 {
 	return iswxdigit(c);
 }