__NR_swapon        91 arch/x86/include/generated/uapi/asm/unistd_32.h #define __NR_swapon 87
__NR_swapon       171 arch/x86/include/generated/uapi/asm/unistd_64.h #define __NR_swapon 167
__NR_swapon       153 arch/x86/include/generated/uapi/asm/unistd_x32.h #define __NR_swapon (__X32_SYSCALL_BIT + 167)