Fix missing archs for Linux FS_IOC flags

Author: fsavy-tehtris

src/unix/linux_like/linux/arch/generic/mod.rs

@@ -227,7 +227,7 @@ cfg_if! {
         pub const FS_IOC32_SETFLAGS: ::Ioctl = 0x40046602;
         pub const FS_IOC32_GETVERSION: ::Ioctl = 0x80047601;
         pub const FS_IOC32_SETVERSION: ::Ioctl = 0x40047602;
-    } else if #[cfg(target_arch = "x86_64")] {
+    } else if #[cfg(any(target_arch = "x86_64", target_arch = "riscv64", target_arch = "aarch64"))] {
         pub const FS_IOC_GETFLAGS: ::Ioctl = 0x80086601;
         pub const FS_IOC_SETFLAGS: ::Ioctl = 0x40086602;
         pub const FS_IOC_GETVERSION: ::Ioctl = 0x80087601;