1 /* Architecture-specific adjustments to siginfo_t. x86 version. */ 2 #ifndef _BITS_SIGINFO_ARCH_H 3 #define _BITS_SIGINFO_ARCH_H 1 4 5 #if defined __x86_64__ && __WORDSIZE == 32 6 /* si_utime and si_stime must be 4 byte aligned for x32 to match the 7 kernel. We align siginfo_t to 8 bytes so that si_utime and 8 si_stime are actually aligned to 8 bytes since their offsets are 9 multiple of 8 bytes. Note: with some compilers, the alignment 10 attribute would be ignored if it were put in __SI_CLOCK_T instead 11 of encapsulated in a typedef. */ 12 typedef __clock_t __attribute__ ((__aligned__ (4))) __sigchld_clock_t; 13 # define __SI_ALIGNMENT __attribute__ ((__aligned__ (8))) 14 # define __SI_CLOCK_T __sigchld_clock_t 15 #endif 16 17 #endif 18