sh: remove duplicate el definition

el is declared extern in myhistedit.h and defined in histedit.c. Remove the
duplicate definition in input.c to appease the -fno-common build.

-fno-common will become the default in GCC10/LLVM11.

MFC after:	3 days

1 files changed, 0 insertions, 2 deletions

diff --git a/bin/sh/input.c b/bin/sh/input.c
index d48aab803903d..a8d048fc4890d 100644
--- a/bin/sh/input.c
+++ b/bin/sh/input.c
@@ -102,8 +102,6 @@ static struct parsefile basepf = {	/* top level input file */
 static struct parsefile *parsefile = &basepf;	/* current input file */
 int whichprompt;		/* 1 == PS1, 2 == PS2 */
 
-EditLine *el;			/* cookie for editline package */
-
 static void pushfile(void);
 static int preadfd(void);
 static void popstring(void);