patch 8.0.1336: cannot use imactivatefunc() unless compiled with +xim

Problem:    Cannot use imactivatefunc() unless compiled with +xim.
Solution:   Allow using imactivatefunc() when not compiled with +xim.
            (Yasuhiro Matsumoto, closes #2349)
diff --git a/src/option.c b/src/option.c
index e09191f..ac0918d 100644
--- a/src/option.c
+++ b/src/option.c
@@ -1539,7 +1539,7 @@
 			    (char_u *)&p_ic, PV_NONE,
 			    {(char_u *)FALSE, (char_u *)0L} SCRIPTID_INIT},
     {"imactivatefunc","imaf",P_STRING|P_VI_DEF|P_SECURE,
-# if defined(FEAT_EVAL) && defined(FEAT_XIM) && defined(FEAT_GUI_GTK)
+#if defined(FEAT_EVAL) && defined(USE_IM_CONTROL)
 			    (char_u *)&p_imaf, PV_NONE,
 			    {(char_u *)"", (char_u *)NULL}
 # else
@@ -1582,7 +1582,7 @@
 			    {(char_u *)B_IMODE_USE_INSERT, (char_u *)0L}
 			    SCRIPTID_INIT},
     {"imstatusfunc","imsf",P_STRING|P_VI_DEF|P_SECURE,
-#if defined(FEAT_EVAL) && defined(FEAT_XIM) && defined(FEAT_GUI_GTK)
+#if defined(FEAT_EVAL) && defined(USE_IM_CONTROL)
 			    (char_u *)&p_imsf, PV_NONE,
 			    {(char_u *)"", (char_u *)NULL}
 #else