Ouch, I have to confess I use --disable-concept-check, it dates back to
my first attempt to compile under windows and I never changed that. I
don't even know what exactly it does. I have checked in a fix that
should enable you to compile. I am going to reconfigure with
enable-concept-check to v
Making all in .
make[3]: Entering directory `/home/bpeng/lyx-devel/lyx-win/src'
if g++ -DHAVE_CONFIG_H -I. -I. -I. -Winvalid-pch --include=./pch.h
-I../boost -Wextra -Wall-I/usr/X11R6/include -g -O -MT toc.o -MD
-MP -MF ".deps/toc.Tpo" -c -o toc.o toc.C; \
then mv -f ".deps/toc.Tpo" ".deps/to