static int mlt_compare( const void *this, const void *that )
{
- return strcmp( mlt_property_get_string( *( mlt_property * )this ), mlt_property_get_string( *( mlt_property * )that ) );
+ return strcmp( mlt_property_get_string( *( const mlt_property * )this ), mlt_property_get_string( *( const mlt_property * )that ) );
}
/** Get the contents of a directory.