Index: libcfa/src/Makefile.am
===================================================================
--- libcfa/src/Makefile.am	(revision c59712ef719214c06c49604e482d89f51c7745d4)
+++ libcfa/src/Makefile.am	(revision ff1e0f38b2bf523763024876e746508c1928685e)
@@ -23,14 +23,14 @@
 
 libcfa-prelude.o : libcfa-prelude.c
-	 ${AM_V_GEN}@BACKEND_CC@ @CFA_FLAGS@ -Wall -O2 -c -o $@ $<
+	 ${AM_V_GEN}gcc  -Wall -O2 -c -o $@ $<
 
-EXTRA_FLAGS = -g -Wall -Wno-unused-function -imacros libcfa-prelude.c @CFA_FLAGS@ $(DEFAULT_INCLUDES)
+EXTRA_FLAGS = -g -Wall -Wno-unused-function -imacros libcfa-prelude.c  $(DEFAULT_INCLUDES)
 
-AM_CCASFLAGS = @CFA_FLAGS@
+AM_CCASFLAGS =
 
 #CFLAGS for most libcfa src
 #use -no-include-stdhdr to prevent rebuild cycles
 #The built sources must not depend on the installed headers
-CFLAGS = -quiet -no-include-stdhdr @BUILD_IN_TREE_FLAGS@ ${EXTRA_FLAGS}
+CFLAGS = -quiet -no-include-stdhdr -XCFA -t -B@DRIVER_DIR@ ${EXTRA_FLAGS}
 CC = @CFACC@
 
@@ -60,11 +60,11 @@
 
 concurrency/invoke.o : concurrency/invoke.c
-	${AM_V_CC}@BACKEND_CC@ -DHAVE_CONFIG_H -I. -I../.. -D__CFA_DEBUG__ -O0 ${EXTRA_FLAGS} -c -o $@ $<
+	${AM_V_CC}gcc -DHAVE_CONFIG_H -I. -I../.. -D__CFA_DEBUG__ -O0 ${EXTRA_FLAGS} -c -o $@ $<
 
 exception.o : exception.c
-	${AM_V_CC}@BACKEND_CC@ -DHAVE_CONFIG_H -I. -I../.. -D__CFA_DEBUG__ -O0 ${EXTRA_FLAGS} -c -o $@ $<
+	${AM_V_CC}gcc -DHAVE_CONFIG_H -I. -I../.. -D__CFA_DEBUG__ -O0 ${EXTRA_FLAGS} -c -o $@ $<
 
 virtual.o : virtual.c
-	${AM_V_CC}@BACKEND_CC@ -DHAVE_CONFIG_H -I. -I../.. -D__CFA_DEBUG__ -O0 ${EXTRA_FLAGS} -c -o $@ $<
+	${AM_V_CC}gcc -DHAVE_CONFIG_H -I. -I../.. -D__CFA_DEBUG__ -O0 ${EXTRA_FLAGS} -c -o $@ $<
 
 ${libobjs} : @CFACPP@ ${cfalib_DATA} # add dependency to cfa-cpp so all libraries are rebuilt with new translator
Index: libcfa/src/Makefile.in
===================================================================
--- libcfa/src/Makefile.in	(revision c59712ef719214c06c49604e482d89f51c7745d4)
+++ libcfa/src/Makefile.in	(revision ff1e0f38b2bf523763024876e746508c1928685e)
@@ -91,4 +91,6 @@
 PRE_UNINSTALL = :
 POST_UNINSTALL = :
+build_triplet = @build@
+host_triplet = @host@
 subdir = src
 ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
@@ -242,9 +244,16 @@
 CCASFLAGS = @CCASFLAGS@
 CCDEPMODE = @CCDEPMODE@
+CFACC = @CFACC@
+CFACPP = @CFACPP@
+CFA_BINDIR = @CFA_BINDIR@
+CFA_INCDIR = @CFA_INCDIR@
+CFA_LIBDIR = @CFA_LIBDIR@
+CFA_PREFIX = @CFA_PREFIX@
 
 #CFLAGS for most libcfa src
 #use -no-include-stdhdr to prevent rebuild cycles
 #The built sources must not depend on the installed headers
-CFLAGS = -quiet -no-include-stdhdr @BUILD_IN_TREE_FLAGS@ ${EXTRA_FLAGS}
+CFLAGS = -quiet -no-include-stdhdr -XCFA -t -B@DRIVER_DIR@ ${EXTRA_FLAGS}
+CONFIGURATION = @CONFIGURATION@
 CPPFLAGS = @CPPFLAGS@
 CXX = @CXX@
@@ -254,4 +263,5 @@
 DEFS = @DEFS@
 DEPDIR = @DEPDIR@
+DRIVER_DIR = @DRIVER_DIR@
 ECHO_C = @ECHO_C@
 ECHO_N = @ECHO_N@
@@ -295,5 +305,9 @@
 am__untar = @am__untar@
 bindir = @bindir@
+build = @build@
 build_alias = @build_alias@
+build_cpu = @build_cpu@
+build_os = @build_os@
+build_vendor = @build_vendor@
 builddir = @builddir@
 datadir = @datadir@
@@ -302,5 +316,9 @@
 dvidir = @dvidir@
 exec_prefix = @exec_prefix@
+host = @host@
 host_alias = @host_alias@
+host_cpu = @host_cpu@
+host_os = @host_os@
+host_vendor = @host_vendor@
 htmldir = @htmldir@
 includedir = @includedir@
@@ -332,6 +350,6 @@
 ARFLAGS = cr
 lib_LIBRARIES = libcfa.a
-EXTRA_FLAGS = -g -Wall -Wno-unused-function -imacros libcfa-prelude.c @CFA_FLAGS@ $(DEFAULT_INCLUDES)
-AM_CCASFLAGS = @CFA_FLAGS@
+EXTRA_FLAGS = -g -Wall -Wno-unused-function -imacros libcfa-prelude.c  $(DEFAULT_INCLUDES)
+AM_CCASFLAGS = 
 
 # not all platforms support concurrency, add option do disable it
@@ -1188,5 +1206,5 @@
 
 libcfa-prelude.o : libcfa-prelude.c
-	 ${AM_V_GEN}@BACKEND_CC@ @CFA_FLAGS@ -Wall -O2 -c -o $@ $<
+	 ${AM_V_GEN}gcc  -Wall -O2 -c -o $@ $<
 
 # extensionless header files are overridden by -o flag in default makerule => explicitly override default rule to silently do nothing
@@ -1202,11 +1220,11 @@
 
 concurrency/invoke.o : concurrency/invoke.c
-	${AM_V_CC}@BACKEND_CC@ -DHAVE_CONFIG_H -I. -I../.. -D__CFA_DEBUG__ -O0 ${EXTRA_FLAGS} -c -o $@ $<
+	${AM_V_CC}gcc -DHAVE_CONFIG_H -I. -I../.. -D__CFA_DEBUG__ -O0 ${EXTRA_FLAGS} -c -o $@ $<
 
 exception.o : exception.c
-	${AM_V_CC}@BACKEND_CC@ -DHAVE_CONFIG_H -I. -I../.. -D__CFA_DEBUG__ -O0 ${EXTRA_FLAGS} -c -o $@ $<
+	${AM_V_CC}gcc -DHAVE_CONFIG_H -I. -I../.. -D__CFA_DEBUG__ -O0 ${EXTRA_FLAGS} -c -o $@ $<
 
 virtual.o : virtual.c
-	${AM_V_CC}@BACKEND_CC@ -DHAVE_CONFIG_H -I. -I../.. -D__CFA_DEBUG__ -O0 ${EXTRA_FLAGS} -c -o $@ $<
+	${AM_V_CC}gcc -DHAVE_CONFIG_H -I. -I../.. -D__CFA_DEBUG__ -O0 ${EXTRA_FLAGS} -c -o $@ $<
 
 ${libobjs} : @CFACPP@ ${cfalib_DATA} # add dependency to cfa-cpp so all libraries are rebuilt with new translator