rem: printf( "amiga_blt_buffer grows from %d to %d bytes\n", amiga_blt_length, length );
context: amiga_get_blt_buffer( ULONG length ){  if( length > amiga_blt_length )  {    printf( "amiga_blt_buffer grows from %d to %d bytes\n", amiga_blt_length, length );    amiga_blt_length = length;    FreeVec( amiga_blt_buffer );    amiga_blt_buffer = AllocVec( amiga_blt_length, MEMF_ANY );  }  return amiga_blt_buffer;}