1 #ifndef X86_64_PRCTL_H 2 #define X86_64_PRCTL_H 1 3 4 #define ARCH_SET_GS 0x1001 5 #define ARCH_SET_FS 0x1002 6 #define ARCH_GET_FS 0x1003 7 #define ARCH_GET_GS 0x1004 8 9 10 #endif 11