fix glibc builds on aarch64-linux-gnu

There was a missing include path in the compilation line, leading to
incorrect fstat ABI.

closes #3291

Author: andrewrk

lib/std/io/test.zig

@@ -11,10 +11,6 @@ const fs = std.fs;
 const File = std.fs.File;
 
 test "write a file, read it, then delete it" {
-    if (builtin.arch == .aarch64 and builtin.glibc_version != null) {
-        // TODO https://github.com/ziglang/zig/issues/3288
-        return error.SkipZigTest;
-    }
     var raw_bytes: [200 * 1024]u8 = undefined;
     var allocator = &std.heap.FixedBufferAllocator.init(raw_bytes[0..]).allocator;
 
@@ -611,11 +607,6 @@ test "c out stream" {
 }
 
 test "File seek ops" {
-    if (builtin.arch == .aarch64 and builtin.glibc_version != null) {
-        // TODO https://github.com/ziglang/zig/issues/3288
-        return error.SkipZigTest;
-    }
-
     const tmp_file_name = "temp_test_file.txt";
     var file = try File.openWrite(tmp_file_name);
     defer {

lib/std/os/test.zig

@@ -95,10 +95,6 @@ test "cpu count" {
 }
 
 test "AtomicFile" {
-    if (builtin.arch == .aarch64 and builtin.glibc_version != null) {
-        // TODO https://github.com/ziglang/zig/issues/3288
-        return error.SkipZigTest;
-    }
     var buffer: [1024]u8 = undefined;
     const allocator = &std.heap.FixedBufferAllocator.init(buffer[0..]).allocator;
     const test_out_file = "tmp_atomic_file_test_dest.txt";

src/link.cpp

@@ -820,6 +820,10 @@ static void glibc_add_include_dirs(CodeGen *parent, CFile *c_file) {
     }
 
     if (parent->zig_target->os == OsLinux) {
+        c_file->args.append("-I");
+        c_file->args.append(path_from_libc(parent, "glibc" OS_SEP "sysdeps" OS_SEP
+                    "unix" OS_SEP "sysv" OS_SEP "linux" OS_SEP "generic"));
+
         c_file->args.append("-I");
         c_file->args.append(path_from_libc(parent, "glibc" OS_SEP "sysdeps" OS_SEP
                     "unix" OS_SEP "sysv" OS_SEP "linux" OS_SEP "include"));