Remove rules and references to matrix and ucomplex, which are in rtl-extra package

rtl/go32v2/Makefile.fpc

@@ -110,15 +110,3 @@ emu387$(PPUEXT) : emu387.pp fpu$(OEXT) strings$(PPUEXT) dxeload$(PPUEXT) \
 	$(COMPILER) emu387.pp
 	$(EXECPPAS)
 
-#
-# Other system-independent RTL Units
-#
-
-matrix$(PPUEXT) : $(INC)/matrix.pp $(SYSTEMUNIT)$(PPUEXT)
-	$(COMPILER) $(INC)/matrix.pp
-	$(EXECPPAS)
-
-ucomplex$(PPUEXT) : $(INC)/ucomplex.pp $(MATHUNIT)$(PPUEXT) system$(PPUEXT)
-	$(COMPILER) $(INC)/ucomplex.pp
-	$(EXECPPAS)
-

rtl/palmos/Makefile.fpc

@@ -19,7 +19,6 @@ units=$(SYSTEMUNIT) si_prc $(UUCHARUNIT) $(OBJPASUNIT) $(ISO7185UNIT) $(STRINGSU
 #      $(RTLCONSTSUNIT) $(SYSCONSTUNIT) $(SYSUTILSUNIT) \
 #      $(TYPINFOUNIT) $(TYPESUNIT) $(FGLUNIT) $(CLASSESUNIT) \
 #      strutils convutils $(MATHUNIT) \
-#      matrix ucomplex \
 #      $(CHARSETUNIT) $(CPALLUNIT) $(GETOPTSUNIT) winsock sockets
 # $(INITCUNIT) $(CMEMUNIT) signals \
 #    crt graph \