gvc: remove now obsolete exporting of gvcproc.h symbol gvrender_ptf from gvc.def

Towards https://gitlab.com/graphviz/graphviz/-/issues/2058.

diff --git a/lib/gvc/gvc.def b/lib/gvc/gvc.def
index 2df9d6d4279a218938abf3e72859011db5a072c3..7d2ee13fad45eb6b9c365b1b1ee20ab01d127e3e 100644 (file)
--- a/lib/gvc/gvc.def
+++ b/lib/gvc/gvc.def
@@ -63,7 +63,6 @@ translate_bb
 update_bb_bz
 xdotBB
 gv_postprocess
-gvrender_ptf
 makePortLabels
 addEdgeLabels
 rank2