Remove 'unused variable `open_errno''

Author: scrappy

src/backend/libpq/hba.c

@@ -7,7 +7,7 @@
  *
  *
  * IDENTIFICATION
- *    $Header: /cvsroot/pgsql/src/backend/libpq/hba.c,v 1.5 1996/11/03 06:52:13 scrappy Exp $
+ *    $Header: /cvsroot/pgsql/src/backend/libpq/hba.c,v 1.6 1996/11/03 06:56:52 scrappy Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -349,8 +349,6 @@ find_hba_entry(const char DataDir[], const struct in_addr ip_addr,
     if (file == 0) {  
       /* The open of the config file failed.  */
 
-      const int open_errno = errno;
-      
       *host_ok_p = false;
 
       sprintf(PQerrormsg,
@@ -652,8 +650,6 @@ verify_against_usermap(const char DataDir[],
     if (file == 0) {  
       /* The open of the map file failed.  */
 
-      const int open_errno = errno;
-      
       *checks_out_p = false;
 
       sprintf(PQerrormsg,