-if LYX_BUILD_PCH
-PCH_FLAGS = -Winvalid-pch --include=pch.h
-PCH_FILE = ./pch.h.gch
-PCH_SOURCE = ./pch.h
-sinclude pch.h.gch.dep
-
-*.C *.cpp: $(PCH_FILE)
-
-pch.h.gch: $(PCH_SOURCE)
- $(CXX) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) \
- $(AM_CPPFLAGS) $(CPPFLAGS) $(CXXFLAGS) \
- -x c++-header $(PCH_SOURCE) -MT $@ -MD -MP -MF "./$@.Tdep" \
- && mv "./$@.Tdep" "./$@.dep" || rm "./$@.Tdep"
-
-endif
-
-SUFFIXES = .gch
-
-if USE_INCLUDED_BOOST
-BOOST_INCLUDES = -I$(top_srcdir)/boost
-endif
-