__NR_chdir 16 arch/x86/include/generated/uapi/asm/unistd_32.h #define __NR_chdir 12 __NR_chdir 84 arch/x86/include/generated/uapi/asm/unistd_64.h #define __NR_chdir 80 __NR_chdir 73 arch/x86/include/generated/uapi/asm/unistd_x32.h #define __NR_chdir (__X32_SYSCALL_BIT + 80)