+
+ifneq ($(HAVE_STRCASESTR),1)
+notmuch_compat_srcs += $(dir)/strcasestr.c
+endif
+
+ifneq ($(HAVE_STRSEP),1)
+notmuch_compat_srcs += $(dir)/strsep.c
+endif
+
+ifneq ($(HAVE_TIMEGM),1)
+notmuch_compat_srcs += $(dir)/timegm.c
+endif
+
+SRCS := $(SRCS) $(notmuch_compat_srcs)