-PORTS = mcs51 z80 avr ds390 pic izt
-PORT_LIBS = mcs51/port.lib z80/port.lib avr/port.lib ds390/port.lib pic/port.lib izt/port.lib
-
-LIBS = -lgc
-LIBDIRS = -L$(PRJDIR)/support/gc
-LIBGC = $(PRJDIR)/support/gc/gc.lib
+PORTS = mcs51 xa51 z80 avr ds390 pic
+PORT_LIBS = mcs51/port.lib xa51/port.lib z80/port.lib avr/port.lib ds390/port.lib pic/port.lib
OBJECTS = SDCCy.obj SDCClex.obj SDCChasht.obj SDCCmain.obj \
SDCCsymt.obj SDCCopt.obj SDCCast.obj SDCCmem.obj SDCCval.obj \
SDCCicode.obj SDCCbitv.obj SDCCset.obj SDCClabel.obj \
SDCCBBlock.obj SDCCloop.obj SDCCcse.obj SDCCcflow.obj SDCCdflow.obj \
SDCClrange.obj SDCCptropt.obj SDCCpeeph.obj SDCCglue.obj \
OBJECTS = SDCCy.obj SDCClex.obj SDCChasht.obj SDCCmain.obj \
SDCCsymt.obj SDCCopt.obj SDCCast.obj SDCCmem.obj SDCCval.obj \
SDCCicode.obj SDCCbitv.obj SDCCset.obj SDCClabel.obj \
SDCCBBlock.obj SDCCloop.obj SDCCcse.obj SDCCcflow.obj SDCCdflow.obj \
SDCClrange.obj SDCCptropt.obj SDCCpeeph.obj SDCCglue.obj \