Addressing following bugs:
https://bugs.gentoo.org/924494
--- a/Makefile
+++ b/Makefile
@@ -35,7 +35,7 @@
 
 FLAGS := -Wall -Wextra -Wno-format-zero-length
 FLAGS += -pedantic -std=c11 -D_XOPEN_SOURCE=700 -D_GNU_SOURCE
-FLAGS += -D_FORTIFY_SOURCE=2 -O2 -pie -fPIE
+FLAGS += -O2 -pie -fPIE
 FLAGS += -DPAGE_SIZE=$(shell getconf PAGE_SIZE)
 FLAGS += -DNETNS_RUN_DIR=\"/run/netns\"
 FLAGS += -DPASST_AUDIT_ARCH=AUDIT_ARCH_$(AUDIT_ARCH)