PR merged https://github.com/uim/uim/pull/274.patch
In file included from uim-libnotify.c:33:
../uim/config.h:719:10: fatal error: os_dep.h: No such file or directory
  719 | #include "os_dep.h"
        |          ^~~~~~~~~~
--- a/notify/Makefile.am
+++ b/notify/Makefile.am
@@ -8,7 +8,7 @@ if LIBNOTIFY
 CFLAGS+= -Wno-error
 uimnotify_plugin_LTLIBRARIES += libuimnotify-libnotify.la
 libuimnotify_libnotify_la_SOURCES = uim-libnotify.c
-libuimnotify_libnotify_la_CFLAGS = @LIBNOTIFY_CFLAGS@
+libuimnotify_libnotify_la_CFLAGS = @LIBNOTIFY_CFLAGS@ -I$(top_srcdir)/replace
 libuimnotify_libnotify_la_LDFLAGS  = -avoid-version -module
 libuimnotify_libnotify_la_LIBADD = @LIBNOTIFY_LIBS@ $(top_builddir)/replace/libreplace.la
 endif