int gs_opendevice ( gx_device * dev ) {
 if ( dev -> is_open ) return 0 ;
 check_device_separable ( dev ) ;
 gx_device_fill_in_procs ( dev ) ;
 {
 int code = ( * dev_proc ( dev , open_device ) ) ( dev ) ;
 if ( code < 0 ) return_error ( code ) ;
 dev -> is_open = true ;
 return 1 ;
 }
 }
int gs_opendevice ( gx_device * dev ) {
 if ( dev -> is_open ) return 0 ;
 check_device_separable ( dev ) ;
 gx_device_fill_in_procs ( dev ) ;
 {
 int code = ( * dev_proc ( dev , open_device ) ) ( dev ) ;
 if ( code < 0 ) return_error ( code ) ;
 dev -> is_open = true ;
 return 1 ;
 }
 }