use --xxx instead of -xxx for command line options

sc/qa/unit/makefile.mk

@@ -114,7 +114,7 @@ test .PHONY: $(SHL1TARGETN) $(MISC)/$(TARGET)/services.rdb
     @echo ----------------------------------------------------------
     @echo - start unit test \#1 on library $(SHL1TARGETN)
     @echo ----------------------------------------------------------
-    $(CPPUNITTESTER) $(SHL1TARGETN) -headless -invisible \
+    $(CPPUNITTESTER) $(SHL1TARGETN) --headless --invisible \
         '-env:UNO_TYPES=$(my_file)$(SOLARBINDIR)/udkapi.rdb $(my_file)$(SOLARBINDIR)$/types.rdb' \
         '-env:UNO_SERVICES=$(my_file)$(SOLARXMLDIR)/ure/services.rdb $(my_file)$(PWD)/$(MISC)/$(TARGET)/services.rdb'\
         -env:URE_INTERNAL_LIB_DIR="$(my_file)$(SOLARSHAREDBIN)" \