HelenOS sources

ISTATE_OFFSET_IN4   81 kernel/arch/ia64/include/arch/istate_struct.h #define ISTATE_OFFSET_IN4               0x278
ISTATE_OFFSET_IN4   81 uspace/lib/c/arch/ia64/include/libarch/istate_struct.h #define ISTATE_OFFSET_IN4               0x278
HelenOS homepage, sources at GitHub