File speech_tools-remove-errneous-decl.patch of Package festival

diff -Naru speech_tools_orig/siod/editline.c speech_tools/siod/editline.c
--- speech_tools_orig/siod/editline.c	2017-09-04 15:54:03.000000000 +0000
+++ speech_tools/siod/editline.c	2020-06-06 22:56:15.649329092 +0000
@@ -73,7 +73,6 @@
 /* modified by awb to allow specifcation of history size at run time  */
 /* (though only once)                                                 */
 int editline_histsize=256;
-char *editline_history_file;
 /* If this is defined it'll be called for completion first, before the */
 /* internal file name completion will be                               */
 EL_USER_COMPLETION_FUNCTION_TYPE*el_user_completion_function = NULL;