Add include of cairo.h when using librsvg

This should be compatible with both old and new librsvg versions.

diff --git a/obrender/image.c b/obrender/image.c
index fb5f40b..cffbaf3 100644 (file)
--- a/obrender/image.c
+++ b/obrender/image.c
@@ -25,6 +25,7 @@
 #include <Imlib2.h>
 #endif
 #ifdef USE_LIBRSVG
+#include <cairo.h>
 #include <librsvg/rsvg.h>
 #endif