hosts file fixup for MacOSX

git-svn-id: file:///svn/unbound/trunk@1083 be551aaa-1e26-0410-a405-d3ace91eadb9

doc/Changelog

@@ -1,3 +1,6 @@
+16 May 2008: Wouter
+	- fixup for MacOSX hosts file reading (reported by John Dickinson).
+
 14 May 2008: Wouter
 	- accepted patch from Ondrej Sury for library version libtool option.
 	- configure --disable-rpath fixes up libtool for rpath trouble.

libunbound/libunbound.c

@@ -889,6 +889,8 @@ ub_ctx_hosts(struct ub_ctx* ctx, char* fname)
 			parse++;
 		if(*parse == '\n' || *parse == 0)
 			continue;
+		if(*parse == '%') 
+			continue; /* ignore macOSX fe80::1%lo0 localhost */
 		if(*parse != ' ' && *parse != '\t') {
 			/* must have whitespace after address */
 			fclose(in);