1 files changed, 4 insertions, 1 deletions
diff --git a/Makefile b/Makefile
index 8e114e9..ba79108 100644
--- a/Makefile
+++ b/Makefile
@@ -32,8 +32,11 @@ CFLAGS_STD ?= -std=c99 -D_POSIX_C_SOURCE=200809L -D_XOPEN_SOURCE=700 -DNDEBUG
 CFLAGS_STD += -DVERSION=\"${VERSION}\"
 LDFLAGS_STD ?= -lc
 
+CFLAGS_LIBC ?= -DHAVE_MEMRCHR=0
+
 CFLAGS_VIS = $(CFLAGS_AUTO) $(CFLAGS_TERMKEY) $(CFLAGS_CURSES) $(CFLAGS_ACL) \
-	$(CFLAGS_SELINUX) $(CFLAGS_TRE) $(CFLAGS_LUA) $(CFLAGS_LPEG) $(CFLAGS_STD)
+	$(CFLAGS_SELINUX) $(CFLAGS_TRE) $(CFLAGS_LUA) $(CFLAGS_LPEG) $(CFLAGS_STD) \
+	$(CFLAGS_LIBC)
 
 CFLAGS_VIS += -DVIS_PATH=\"${SHAREPREFIX}/vis\"
 CFLAGS_VIS += -DCONFIG_HELP=${CONFIG_HELP}