+ $(PIC)icon.pl -24 $*-48d24.png $*-32d24.png $*-16d24.png \
+ -8 $*-48d8.png $*-32d8.png $*-16d8.png \
+ -4 $*-48d4.png $*-32d4.png $*-16d4.png > $@
+
+# Build the .RC files which bind the icons into the applications.
+$(RC): %.rc:
+ echo '#include "puzzles.rc2"' > $@
+ echo '200 ICON "$*.ico"' >> $@
+
+# Build the GTK icon source files.
+$(CICONS): %-icon.c: %-16d24.png %-32d24.png %-48d24.png
+ $(PIC)cicon.pl $^ > $@