--- apk-tools-2.6.6/Make.rules.orig 2016-02-09 14:57:53.000000000 +0000 +++ apk-tools-2.6.6/Make.rules 2016-02-13 19:04:27.012687754 +0000 @@ -70,7 +70,7 @@ INSTALLDIR := $(INSTALL) -d CFLAGS ?= -g -O2 -CFLAGS_ALL := -Werror -Wall -Wstrict-prototypes -D_GNU_SOURCE -std=gnu99 -fPIC +CFLAGS_ALL := -Wall -Wstrict-prototypes -D_GNU_SOURCE -std=gnu99 -fPIC CFLAGS_ALL += $(CFLAGS) LDFLAGS ?= -g