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	# Don't use -Wstack-protector as it breaks world with -Werror.			# Don't use -Wstack-protector as it breaks world with -Werror.
	.if ${COMPILER_FEATURES:Mstackclash}			.if ${COMPILER_FEATURES:Mstackclash}
	SSP_CFLAGS?= -fstack-protector-strong -fstack-clash-protection			SSP_CFLAGS?= -fstack-protector-strong -fstack-clash-protection
	.else			.else
	SSP_CFLAGS?= -fstack-protector-strong			SSP_CFLAGS?= -fstack-protector-strong
	.endif			.endif
	CFLAGS+= ${SSP_CFLAGS}			CFLAGS+= ${SSP_CFLAGS}
	.endif # SSP			.endif # SSP
	.if ${FORTIFY_SOURCE} > 0
	CFLAGS+= -D_FORTIFY_SOURCE=${FORTIFY_SOURCE}			.if empty(CFLAGS:M-D_FORTIFY_SOURCE*)
	CXXFLAGS+= -D_FORTIFY_SOURCE=${FORTIFY_SOURCE}			CFLAGS+= -D_FORTIFY_SOURCE=${FORTIFY_SOURCE.${.IMPSRC:T}:U${FORTIFY_SOURCE}}
				.endif
				.if empty(CXXFLAGS:M-D_FORTIFY_SOURCE*)
				CXXFLAGS+= -D_FORTIFY_SOURCE=${FORTIFY_SOURCE.${.IMPSRC:T}:U${FORTIFY_SOURCE}}
	.endif			.endif

	# Additional flags passed in CFLAGS and CXXFLAGS when MK_DEBUG_FILES is			# Additional flags passed in CFLAGS and CXXFLAGS when MK_DEBUG_FILES is
	# enabled.			# enabled.
	DEBUG_FILES_CFLAGS?= -g -gz=zlib			DEBUG_FILES_CFLAGS?= -g -gz=zlib

	# Allow user-specified additional warning flags, plus compiler and file			# Allow user-specified additional warning flags, plus compiler and file
	# specific flag overrides, unless we've overridden this...			# specific flag overrides, unless we've overridden this...
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