when disabling jpeg2swf, make also a "clean" target.

diff --git a/configure.in b/configure.in
index 41c98ab..931a48b 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -113,6 +113,7 @@ if test "x${DISABLEPDF2SWF}" = "xtrue"; then
   rm -f pdf2swf/Makefile
   echo all: > pdf2swf/Makefile
   echo install: >> pdf2swf/Makefile
+  echo clean: >> pdf2swf/Makefile
   if test "x${DISABLEJPEG2SWF}" = "xtrue"; then
     echo "Disabling jpeg2swf tool..."
     export JPEG2SWF=