Index: trunk/src_plugins/export_png/export_png.pup
===================================================================
--- trunk/src_plugins/export_png/export_png.pup	(revision 36923)
+++ trunk/src_plugins/export_png/export_png.pup	(revision 36924)
@@ -6,6 +6,7 @@
 $fmt-feature-w render in .png
 $fmt-feature-w render in .gif
 $fmt-feature-w render in .jpeg
+$extdeps libgd
 $package export
 dep lib_exp_pixmap
 default buildin