https://bugs.gentoo.org/707300

--- teco-orig/te_subs.c
+++ teco/te_subs.c
@@ -249,8 +249,6 @@
 /* leaves bb pointing to end of that text */
 /* insert2() copies rest of buffer */
 
-struct buffcell *insert_p;
-
 insert1()
     {
     int nchars;             /* number of chars in cell */