cpdf_setlinejoin
    (PHP 3>= 3.0.8, PHP 4 , PHP 5)
cpdf_setlinejoin -- Sets linejoin parameter
Description
bool 
cpdf_setlinejoin ( int pdf_document, int value )
     The cpdf_setlinejoin() function set the
     linejoin parameter between a value of
     0 and 2. 0 = miter, 1 = round, 2 = bevel. Returns TRUE on success or FALSE on failure.