-DEFAULT_INCLUDES = -include ${top_srcdir}/spl_config.h
+#
+# Default build rules for all user space components, every Makefile.am
+# should include these rules and override or extend them as needed.
+#
-AM_CFLAGS = -Wall -Wstrict-prototypes -Werror -Wshadow
-AM_CFLAGS += -D__USE_LARGEFILE64
+DEFAULT_INCLUDES = -include ${top_builddir}/zfs_config.h
+
+AM_LIBTOOLFLAGS = --silent
+
+AM_CFLAGS = -std=gnu99 -Wall -Wstrict-prototypes -fno-strict-aliasing
+AM_CFLAGS += $(NO_OMIT_FRAME_POINTER)
+AM_CFLAGS += $(DEBUG_CFLAGS)
+AM_CFLAGS += $(ASAN_CFLAGS)
+AM_CFLAGS += $(CODE_COVERAGE_CFLAGS)
+
+AM_CPPFLAGS = -D_GNU_SOURCE
+AM_CPPFLAGS += -D_REENTRANT
+AM_CPPFLAGS += -D_FILE_OFFSET_BITS=64
+AM_CPPFLAGS += -D_LARGEFILE64_SOURCE
+AM_CPPFLAGS += -DHAVE_LARGE_STACKS=1
+AM_CPPFLAGS += -DTEXT_DOMAIN=\"zfs-linux-user\"
+AM_CPPFLAGS += -DLIBEXECDIR=\"$(libexecdir)\"
+AM_CPPFLAGS += -DRUNSTATEDIR=\"$(runstatedir)\"
+AM_CPPFLAGS += -DSBINDIR=\"$(sbindir)\"
+AM_CPPFLAGS += -DSYSCONFDIR=\"$(sysconfdir)\"
+AM_CPPFLAGS += $(DEBUG_CPPFLAGS)
+AM_CPPFLAGS += $(CODE_COVERAGE_CPPFLAGS)
+
+AM_LDFLAGS = $(DEBUG_LDFLAGS)
+AM_LDFLAGS += $(ASAN_LDFLAGS)