#include "l/l_sys_sig.h" Example compile flags (system dependent): -DLINUX_386 -DLINUX_386_P4 -I/home/kobus/include -L/home/kobus/load/linux_386_p4 -L/usr/local/lib -L/usr/lib -lKJB -llapack -lblas -lg2c -lXext -lX11 int set_io_atn_trap(void);