diff -ur bcache-tools-1.0.8-orig/Makefile bcache-tools-1.0.8/Makefile
--- bcache-tools-1.0.8-orig/Makefile	2018-12-22 23:57:40.359857613 +0700
+++ bcache-tools-1.0.8/Makefile	2018-12-22 23:58:17.558769350 +0700
@@ -3,7 +3,7 @@
 UDEVLIBDIR=/lib/udev
 DRACUTLIBDIR=/lib/dracut
 INSTALL=install
-CFLAGS+= -Wall -std=gnu99
+CFLAGS+= -Wall -std=gnu99 -fgnu89-inline
 
 all: make-bcache probe-bcache bcache-super-show bcache-register