Commit cd5f4de2a6

@@ -415,7 +415,8 @@ pub fn openPosix(
 pub fn openRead(loop: *Loop, path: []const u8) File.OpenError!fd_t {
     switch (builtin.os) {
         .macosx, .linux, .freebsd, .netbsd, .dragonfly => {
-            const flags = os.O_LARGEFILE | os.O_RDONLY | os.O_CLOEXEC;
+            const O_LARGEFILE = if (@hasDecl(os, "O_LARGEFILE")) os.O_LARGEFILE else 0;
+            const flags = O_LARGEFILE | os.O_RDONLY | os.O_CLOEXEC;
             return openPosix(loop, path, flags, File.default_mode);
         },
 
@@ -448,7 +449,8 @@ pub fn openWriteMode(loop: *Loop, path: []const u8, mode: File.Mode) File.OpenEr
         .netbsd,
         .dragonfly,
         => {
-            const flags = os.O_LARGEFILE | os.O_WRONLY | os.O_CREAT | os.O_CLOEXEC | os.O_TRUNC;
+            const O_LARGEFILE = if (@hasDecl(os, "O_LARGEFILE")) os.O_LARGEFILE else 0;
+            const flags = O_LARGEFILE | os.O_WRONLY | os.O_CREAT | os.O_CLOEXEC | os.O_TRUNC;
             return openPosix(loop, path, flags, File.default_mode);
         },
         .windows => return windows.CreateFile(
@@ -472,7 +474,8 @@ pub fn openReadWrite(
 ) File.OpenError!fd_t {
     switch (builtin.os) {
         .macosx, .linux, .freebsd, .netbsd, .dragonfly => {
-            const flags = os.O_LARGEFILE | os.O_RDWR | os.O_CREAT | os.O_CLOEXEC;
+            const O_LARGEFILE = if (@hasDecl(os, "O_LARGEFILE")) os.O_LARGEFILE else 0;
+            const flags = O_LARGEFILE | os.O_RDWR | os.O_CREAT | os.O_CLOEXEC;
             return openPosix(loop, path, flags, mode);
         },
 

@@ -856,7 +856,8 @@ pub const Loop = struct {
                     },
                     .Close => |*msg| noasync os.close(msg.fd),
                     .WriteFile => |*msg| blk: {
-                        const flags = os.O_LARGEFILE | os.O_WRONLY | os.O_CREAT |
+                        const O_LARGEFILE = if (@hasDecl(os, "O_LARGEFILE")) os.O_LARGEFILE else 0;
+                        const flags = O_LARGEFILE | os.O_WRONLY | os.O_CREAT |
                             os.O_CLOEXEC | os.O_TRUNC;
                         const fd = noasync os.openC(msg.path.ptr, flags, msg.mode) catch |err| {
                             msg.result = err;

@@ -66,7 +66,8 @@ pub const File = struct {
             const path_w = try windows.cStrToPrefixedFileW(path);
             return openWriteModeW(&path_w, file_mode);
         }
-        const flags = os.O_LARGEFILE | os.O_WRONLY | os.O_CREAT | os.O_CLOEXEC | os.O_TRUNC;
+        const O_LARGEFILE = if (@hasDecl(os, "O_LARGEFILE")) os.O_LARGEFILE else 0;
+        const flags = O_LARGEFILE | os.O_WRONLY | os.O_CREAT | os.O_CLOEXEC | os.O_TRUNC;
         const fd = try os.openC(path, flags, file_mode);
         return openHandle(fd);
     }
@@ -105,7 +106,8 @@ pub const File = struct {
             const path_w = try windows.cStrToPrefixedFileW(path);
             return openWriteNoClobberW(&path_w, file_mode);
         }
-        const flags = os.O_LARGEFILE | os.O_WRONLY | os.O_CREAT | os.O_CLOEXEC | os.O_EXCL;
+        const O_LARGEFILE = if (@hasDecl(os, "O_LARGEFILE")) os.O_LARGEFILE else 0;
+        const flags = O_LARGEFILE | os.O_WRONLY | os.O_CREAT | os.O_CLOEXEC | os.O_EXCL;
         const fd = try os.openC(path, flags, file_mode);
         return openHandle(fd);
     }

@@ -267,7 +267,6 @@ pub const SA_USERTRAMP = 0x0100;
 /// signal handler with SA_SIGINFO args with 64bit   regs information
 pub const SA_64REGSET = 0x0200;
 
-pub const O_LARGEFILE = 0x0000;
 pub const O_PATH = 0x0000;
 
 pub const F_OK = 0;

@@ -292,7 +292,6 @@ pub const O_CLOEXEC = 0x00400000;
 
 pub const O_ASYNC = 0x0040;
 pub const O_DIRECT = 0x00080000;
-pub const O_LARGEFILE = 0;
 pub const O_NOATIME = 0;
 pub const O_PATH = 0;
 pub const O_TMPFILE = 0;