ginacincludedir = $(includedir)/ginac
ginacinclude_HEADERS = ginac.h add.h archive.h basic.h clifford.h color.h coloridx.h constant.h ex.h expair.h expairseq.h exprseq.h fail.h flags.h function.h idx.h indexed.h inifcns.h isospin.h lorentzidx.h lst.h matrix.h mul.h ncmul.h normal.h numeric.h operators.h power.h registrar.h relational.h pseries.h simp_lor.h structure.h symbol.h lortensor.h tinfos.h assertion.h
-LFLAGS = -olex.yy.c
-YFLAGS = -d
+LFLAGS = -Pginac_yy -olex.yy.c
+YFLAGS = -p ginac_yy -d
EXTRA_DIST = container.pl function.pl structure.pl input_parser.h
mkinstalldirs = $(SHELL) $(top_srcdir)/mkinstalldirs
CONFIG_HEADER = ../config.h