+!specialobj cygwin version
+# For Unix, we also need the gross MD5 hack that causes automatic
+# version number selection in release source archives.
+!begin gtk
+version.o: FORCE;
+FORCE:
+ if test -z "$(VER)" && test -f manifest && md5sum -c manifest; then \
+ $(CC) $(COMPAT) $(XFLAGS) $(CFLAGS) `cat version.def` -c version.c; \
+ elif test -z "$(VER)" && test -d .svn && svnversion . >&/dev/null; then \
+ $(CC) $(COMPAT) $(XFLAGS) $(CFLAGS) "-DREVISION=`svnversion .`" -c version.c; \
+ else \
+ $(CC) $(COMPAT) $(XFLAGS) $(CFLAGS) $(VER) -c version.c; \
+ fi
+!end
+!specialobj gtk version
+# For OS X, this is made more fiddly by the fact that we don't have
+# md5sum readily available. We do, however, have `md5 -r' which
+# generates _nearly_ the same output, but it has no check function.
+!begin osx
+version.o: FORCE;
+FORCE:
+ if test -z "$(VER)" && test -f manifest && (md5 -r `awk '{print $$2}' manifest` | diff -w manifest -); then \
+ $(CC) $(COMPAT) $(XFLAGS) $(CFLAGS) `cat version.def` -c version.c; \
+ elif test -z "$(VER)" && test -d .svn && svnversion . >&/dev/null; then \
+ $(CC) $(COMPAT) $(XFLAGS) $(CFLAGS) "-DREVISION=`svnversion .`" -c version.c; \
+ else \
+ $(CC) $(COMPAT) $(XFLAGS) $(CFLAGS) $(VER) -c version.c; \
+ fi
+!end
+!specialobj osx version