__NR_fallocate 324 arch/x86/include/generated/uapi/asm/unistd_32.h #define __NR_fallocate 324 __NR_fallocate 289 arch/x86/include/generated/uapi/asm/unistd_64.h #define __NR_fallocate 285 __NR_fallocate 252 arch/x86/include/generated/uapi/asm/unistd_x32.h #define __NR_fallocate (__X32_SYSCALL_BIT + 285)