
plline: Draw a line 

DESCRIPTION:

    This function is used in examples 1,3,4,9,12-14,16,18,20,22,25-27,29. 

SYNOPSIS:

plline(n, x, y)

ARGUMENTS:

    n (PLINT, input) :      Number of points defining line. 

    x (PLFLT *, input) :    Pointer to array with x coordinates of points. 

    y (PLFLT *, input) :    Pointer to array with y coordinates of points. 
