Fix parsing of archive specifications on the target side of

dependency lines.  It seems that nobody is actually is using
the archive-feature of make.

usr.bin/make/parse.c

@@ -764,6 +764,7 @@ ParseDoDependency(char *line)
 			     "Error in archive specification: \"%s\"", line);
 		return;
 	    } else {
+		cp = line;
 		continue;
 	    }
 	}