mbrtowc() is no longer used, so remove the appropriate checks.
/* define if you have memmem */
#define HAVE_MEMMEM 0
-/* define if you have mbrtowc */
-#define HAVE_MBRTOWC 0
-
/* define if you have snprintf */
#define HAVE_SNPRINTF 0
/* define if you have pango FT2 binding */
#define HAVE_PANGO_FT2 0
-
-/* define if you have utf8/wchar.h */
-#define HAVE_UTF8_WCHAR_H 0
AC_HEADER_STAT
AC_FUNC_MEMCMP
AC_FUNC_VPRINTF
-AC_CHECK_FUNCS([chroot fopencookie funopen gettext isinf mbrtowc memmem snprintf vsnprintf wcrtomb])
-AC_CHECK_HEADERS([utf8/wchar.h], LIBS="$LIBS -lutf8")
-AC_SEARCH_LIBS(mbrtowc, [mingwex msvcp60])
+AC_CHECK_FUNCS([chroot fopencookie funopen gettext isinf memmem snprintf vsnprintf wcrtomb])
STEPMAKE_PROGS(PKG_CONFIG, pkg-config, REQUIRED, 0.9.0)