The ornamental design for a forklifttruck, as shown and described.
FIG. 1 is a front perspective view showing our new design;
FIG. 2 is a front perspective view thereof;
FIG. 3 is a front view thereof;
FIG. 4 is a rear view thereof;
FIG. 5 is a top plan view thereof;
FIG. 6 is a right side elevational view thereof; and,
FIG. 7 is a left side elevational view thereof.
The bottom plan view is omitted since this article is a heavy item. The broken lines are shown for illustrative purposes only and form no part of the claimed design. The dot-dashed lines denote the boundary of the claim, and form no part of the claimed design.