patch to fix build warning for gettext-0.14.4

[Jeff Rizzo]

When building gettext-0.14.4 for NetBSD/macppc, the following warning
happens:

/home/riz/tools-current/bin/powerpc--netbsd-gcc -O2 -pipe  -Werror  -pipe   
-DHAVE_CONFIG_H -I/usr/src-current/gnu/usr.bin/gettext/libnlspr 
-I/usr/src-current/gnu/usr.bin/gettext/libnlspr/../include  
-I/usr/src-current/gnu/dist/gettext/gettext-tools/lib 
-DLOCALEDIR=\"/usr/share/locale\" 
-I/usr/src-current/gnu/dist/gettext/gettext-runtime/intl 
-DLIBDIR=\"/home/riz/buildobj-current/usr/src-current/destdir.macppc/usr/share\"
 
-DGETTEXTJAR=\"/home/riz/buildobj-current/usr/src-current/destdir.macppc/usr/share/gettext/gettext.jar\"
 
-DGETTEXTDATADIR=\"/home/riz/buildobj-current/usr/src-current/destdir.macppc/usr/share/gettext\"
 -DHAVE_CONFIG_H -I/usr/src-current/gnu/usr.bin/gettext/libnlspr 
-I/usr/src-current/gnu/usr.bin/gettext/libnlspr/../include  
-I/usr/src-current/gnu/dist/gettext/gettext-tools/lib 
-DLOCALEDIR=\"/usr/share/locale\"   -nostdinc -isystem 
/home/riz/buildobj-current/usr/src-current/destdir.macppc/usr/include -c    
/usr/src-current/gnu/dist/gettext/gettext-tools/src/po-lex.c -o po-lex.o.tmp
/usr/src-current/gnu/dist/gettext/gettext-tools/src/po-lex.c: In function 
`mb_width':
/usr/src-current/gnu/dist/gettext/gettext-tools/src/po-lex.c:313: warning: 
comparison is always true due to limited range of data type


The following patch silences this warning (in the same way a similar
warning elsewhere in the file is silenced):


--- gettext-tools/src/po-lex.c.orig     2004-09-07 04:27:07.000000000 -0700
+++ gettext-tools/src/po-lex.c  2005-05-01 09:22:51.000000000 -0700
@@ -310,7 +310,11 @@
     {
       if (mbc->bytes == 1)
        {
-         if (mbc->buf[0] >= 0x00 && mbc->buf[0] <= 0x1F)
+         if (
+#if CHAR_MIN < 0x00 /* to avoid gcc warning */
+           mbc->buf[0] >= 0x00 &&
+#endif
+           mbc->buf[0] <= 0x1F)
            {
              if (mbc->buf[0] == 0x09)
                return 8 - (gram_pos_column & 7);

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