multibyte string logic should not be used on systems with the wctype header file but missing the wctype data type (NetBSD)

grep/grep.spec

@@ -34,7 +34,7 @@ Class:        BASE
 Group:        Text
 License:      GPL
 Version:      2.5.1
-Release:      20040607
+Release:      20040810
 
 #   list of sources
 Source0:      ftp://ftp.gnu.org/gnu/grep/grep-%{version}.tar.gz
@@ -63,6 +63,10 @@ AutoReqProv:  no
 
 %prep
     %setup -q
+    %{l_shtool} subst \
+        -e 's;^\(#if defined HAVE_WCTYPE_H\)\(.*\);\1 \&\& defined HAVE_WCTYPE\2;' \
+        src/dfa.c \
+        src/search.c
 
 %build
     ( echo "ac_cv_header_libintl_h=no"