Allow characters >127 that don't fit the current locale in the
specfile (e.g. latin1 in utf-8 locale).

--- ./build.c.orig	2004-10-17 19:00:10.000000000 +0000
+++ ./build.c	2005-12-19 17:52:25.000000000 +0000
@@ -87,8 +87,13 @@ static int isSpecFile(const char * specf
 	    /*@switchbreak@*/ break;
 /*@-boundsread@*/
 	default:
+#if 0
 	    if (checking && !(isprint(*s) || isspace(*s))) return 0;
 	    /*@switchbreak@*/ break;
+#else
+	    if (checking && !(isprint(*s) || isspace(*s)) && *(unsigned char *)s < 32) return 0;
+	    /*@switchbreak@*/ break;
+#endif
 /*@=boundsread@*/
 	}
     }