Full path :

/usr/local/share/afterstep/desktop/cursors/resize_tr.xbm

#define resize_tr_width 16
#define resize_tr_height 16
#define resize_tr_x_hot 8
#define resize_tr_y_hot 7
static unsigned char resize_tr_bits[] = {
   0x80, 0xff, 0x00, 0x81, 0x00, 0xc2, 0x00, 0xa4, 0x00, 0xd2, 0x00, 0xb9,
   0x80, 0xec, 0x41, 0xc6, 0x23, 0x83, 0x95, 0x01, 0xc9, 0x00, 0x61, 0x00,
   0x31, 0x00, 0x69, 0x00, 0xd5, 0x00, 0xff, 0x01};