Steve Purcell writes: > I'm on OS X 10.11.4, and the patch applies cleanly for me but > doesn't compile: > > CC sysdep.o > sysdep.c:3607:16: error: variable has incomplete type 'struct > gcpro' > struct gcpro gcpro1, gcpro2; Right, here's a new version, without the gcpro stuff. If I understand correctly, those things were removed since I wrote the first version of the patch, and are not necessary any more.