- port from opensips r4574, credits goes to Bogdan

- fixed redefinition of standard C variables (better explicitly
  include the proper header file)


git-svn-id: https://openser.svn.sourceforge.net/svnroot/openser/trunk@4608 689a6050-402a-0410-94f2-e92a70836424

utils/db_berkeley/kambdb_recover.c

@@ -25,6 +25,7 @@
  * 2007-09-19  genesis (wiquan)
  */
 
+#include <unistd.h>
 #include "kambdb_recover.h"
 
 tbl_cache_p tables;
@@ -37,8 +38,6 @@ const char *progname;
  */
 int main(int argc, char* argv[])
 {
-	extern char* optarg;
-	extern int optind;
 	int ret, ch, i;
 	
 	ret = 0;