64bit time_t

Index: backend/u12.c
--- backend/u12.c.orig
+++ backend/u12.c
@@ -202,7 +202,7 @@ static SANE_Status drvClose( U12_Device *dev )
 	    DBG( _DBG_INFO, "drvClose()\n" );
 
 		if( 0 != tsecs ) {
-			DBG( _DBG_INFO, "TIME END 1: %lus\n", time(NULL)-tsecs);
+			DBG( _DBG_INFO, "TIME END 1: %llds\n", time(NULL)-tsecs);
 		}
 
 		/* don't check the return values, simply do it */
@@ -437,7 +437,7 @@ static SANE_Status do_cancel( U12_Scanner *scanner, SA
 	drvClose( scanner->hw );
 
 	if( tsecs != 0 ) {
-		DBG( _DBG_INFO, "TIME END 2: %lus\n", time(NULL)-tsecs);
+		DBG( _DBG_INFO, "TIME END 2: %llds\n", time(NULL)-tsecs);
 		tsecs = 0;
 	}