+STANDARD_OPTS += -I../includes -I. -Iparallel
+# COMPILING_RTS is only used when building Win32 DLL support.
+STANDARD_OPTS += -DCOMPILING_RTS
+
+ifeq "$(HOSTPLATFORM)" "i386-unknown-mingw32"
+STANDARD_OPTS += -Iwin32
+endif
+
+# HC_OPTS is included in both .c and .hc compilations, whereas CC_OPTS is
+# only included in .c compilations. HC_OPTS included the WAY_* opts, which
+# must be included in both types of compilations.
+
+SRC_CC_OPTS += $(WARNING_OPTS)
+SRC_CC_OPTS += $(STANDARD_OPTS)