Noticed that I forgot to get the x11 and win32 specific display files into the cmake build, so moved them into src/ and added them depending on the target
#
# Makefile.mingw
#
# Description: Makefile for win32 (mingw) guifications 2
#
#
# PATHS
#
GF_SRC:=./src
GF_PIXMAPS:=./pixmaps
GF_THEMES:=./themes
GF_PO:=./po
GF_TOP:=.
-include $(GF_TOP)/local.mak
PIDGIN_TREE_TOP?=../../..
include $(PIDGIN_TREE_TOP)/libpurple/win32/global.mak