Hi, I had to remove the following [0] subscript to remove warnings in 4.1.1, compiling 64bit on Solaris 10 (SPARC) using Sun Studio 12.1: includes/dhcp6.h 180c180 < unsigned char options[0]; --- > unsigned char options[]; 194c194 < unsigned char options[0]; --- > unsigned char options[]; HTH -John -- John Center Villanova University