addch is a macro in curses.h. The macro uses waddch() which exist in the /lib/libcurses.a =============================================================== Thomas Y. Li Email: tli at nycvmic4.vnet.ibm.com IBM Corporation tli%nycvmic4 at vnet.ibm.com 33 Maiden Lane 10th Floor tli at morgan.com New York, NY 10038 (212) 493-2516 T/L 340 VNET: tli at nycvmic4