dir := compat
extra_cflags += -I$(dir)
-notmuch_compat_srcs =
+notmuch_compat_srcs :=
ifneq ($(HAVE_GETLINE),1)
notmuch_compat_srcs += $(dir)/getline.c $(dir)/getdelim.c
endif
+
+ifneq ($(HAVE_STRCASESTR),1)
+notmuch_compat_srcs += $(dir)/strcasestr.c
+endif