diff --git a/CMakeLists.txt b/CMakeLists.txt
index 53f4a2bd19..ebd86915f4 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -513,7 +513,6 @@ set(ZIG_STAGE2_SOURCES
     src/Builtin.zig
     src/Compilation.zig
     src/Compilation/Config.zig
-    src/DarwinPosixSpawn.zig
     src/InternPool.zig
     src/Package.zig
     src/Package/Fetch.zig
diff --git a/src/DarwinPosixSpawn.zig b/src/DarwinPosixSpawn.zig
deleted file mode 100644
index 9819711984..0000000000
--- a/src/DarwinPosixSpawn.zig
+++ /dev/null
@@ -1,225 +0,0 @@
-const errno = std.posix.errno;
-const unexpectedErrno = std.posix.unexpectedErrno;
-
-pub const Error = error{
-    SystemResources,
-    InvalidFileDescriptor,
-    NameTooLong,
-    TooBig,
-    AccessDenied,
-    PermissionDenied,
-    InputOutput,
-    FileSystem,
-    FileNotFound,
-    InvalidExe,
-    NotDir,
-    FileBusy,
-    /// Returned when the child fails to execute either in the pre-exec() initialization step, or
-    /// when exec(3) is invoked.
-    ChildExecFailed,
-} || std.posix.UnexpectedError;
-
-pub const Attr = struct {
-    attr: std.c.posix_spawnattr_t,
-
-    pub fn init() Error!Attr {
-        var attr: std.c.posix_spawnattr_t = undefined;
-        switch (errno(std.c.posix_spawnattr_init(&attr))) {
-            .SUCCESS => return Attr{ .attr = attr },
-            .NOMEM => return error.SystemResources,
-            .INVAL => unreachable,
-            else => |err| return unexpectedErrno(err),
-        }
-    }
-
-    pub fn deinit(self: *Attr) void {
-        defer self.* = undefined;
-        switch (errno(std.c.posix_spawnattr_destroy(&self.attr))) {
-            .SUCCESS => return,
-            .INVAL => unreachable, // Invalid parameters.
-            else => unreachable,
-        }
-    }
-
-    pub fn get(self: Attr) Error!std.c.POSIX_SPAWN {
-        var flags: std.c.POSIX_SPAWN = undefined;
-        switch (errno(std.c.posix_spawnattr_getflags(&self.attr, &flags))) {
-            .SUCCESS => return flags,
-            .INVAL => unreachable,
-            else => |err| return unexpectedErrno(err),
-        }
-    }
-
-    pub fn set(self: *Attr, flags: std.c.POSIX_SPAWN) Error!void {
-        switch (errno(std.c.posix_spawnattr_setflags(&self.attr, flags))) {
-            .SUCCESS => return,
-            .INVAL => unreachable,
-            else => |err| return unexpectedErrno(err),
-        }
-    }
-};
-
-pub const Actions = struct {
-    actions: std.c.posix_spawn_file_actions_t,
-
-    pub fn init() Error!Actions {
-        var actions: std.c.posix_spawn_file_actions_t = undefined;
-        switch (errno(std.c.posix_spawn_file_actions_init(&actions))) {
-            .SUCCESS => return Actions{ .actions = actions },
-            .NOMEM => return error.SystemResources,
-            .INVAL => unreachable,
-            else => |err| return unexpectedErrno(err),
-        }
-    }
-
-    pub fn deinit(self: *Actions) void {
-        defer self.* = undefined;
-        switch (errno(std.c.posix_spawn_file_actions_destroy(&self.actions))) {
-            .SUCCESS => return,
-            .INVAL => unreachable, // Invalid parameters.
-            else => unreachable,
-        }
-    }
-
-    pub fn open(self: *Actions, fd: std.c.fd_t, path: []const u8, flags: u32, mode: std.c.mode_t) Error!void {
-        const posix_path = try std.posix.toPosixPath(path);
-        return self.openZ(fd, &posix_path, flags, mode);
-    }
-
-    pub fn openZ(self: *Actions, fd: std.c.fd_t, path: [*:0]const u8, flags: u32, mode: std.c.mode_t) Error!void {
-        switch (errno(std.c.posix_spawn_file_actions_addopen(&self.actions, fd, path, @as(c_int, @bitCast(flags)), mode))) {
-            .SUCCESS => return,
-            .BADF => return error.InvalidFileDescriptor,
-            .NOMEM => return error.SystemResources,
-            .NAMETOOLONG => return error.NameTooLong,
-            .INVAL => unreachable, // the value of file actions is invalid
-            else => |err| return unexpectedErrno(err),
-        }
-    }
-
-    pub fn close(self: *Actions, fd: std.c.fd_t) Error!void {
-        switch (errno(std.c.posix_spawn_file_actions_addclose(&self.actions, fd))) {
-            .SUCCESS => return,
-            .BADF => return error.InvalidFileDescriptor,
-            .NOMEM => return error.SystemResources,
-            .INVAL => unreachable, // the value of file actions is invalid
-            .NAMETOOLONG => unreachable,
-            else => |err| return unexpectedErrno(err),
-        }
-    }
-
-    pub fn dup2(self: *Actions, fd: std.c.fd_t, newfd: std.c.fd_t) Error!void {
-        switch (errno(std.c.posix_spawn_file_actions_adddup2(&self.actions, fd, newfd))) {
-            .SUCCESS => return,
-            .BADF => return error.InvalidFileDescriptor,
-            .NOMEM => return error.SystemResources,
-            .INVAL => unreachable, // the value of file actions is invalid
-            .NAMETOOLONG => unreachable,
-            else => |err| return unexpectedErrno(err),
-        }
-    }
-
-    pub fn inherit(self: *Actions, fd: std.c.fd_t) Error!void {
-        switch (errno(std.c.posix_spawn_file_actions_addinherit_np(&self.actions, fd))) {
-            .SUCCESS => return,
-            .BADF => return error.InvalidFileDescriptor,
-            .NOMEM => return error.SystemResources,
-            .INVAL => unreachable, // the value of file actions is invalid
-            .NAMETOOLONG => unreachable,
-            else => |err| return unexpectedErrno(err),
-        }
-    }
-
-    pub fn chdir(self: *Actions, path: []const u8) Error!void {
-        const posix_path = try std.posix.toPosixPath(path);
-        return self.chdirZ(&posix_path);
-    }
-
-    pub fn chdirZ(self: *Actions, path: [*:0]const u8) Error!void {
-        switch (errno(std.c.posix_spawn_file_actions_addchdir_np(&self.actions, path))) {
-            .SUCCESS => return,
-            .NOMEM => return error.SystemResources,
-            .NAMETOOLONG => return error.NameTooLong,
-            .BADF => unreachable,
-            .INVAL => unreachable, // the value of file actions is invalid
-            else => |err| return unexpectedErrno(err),
-        }
-    }
-
-    pub fn fchdir(self: *Actions, fd: std.c.fd_t) Error!void {
-        switch (errno(std.c.posix_spawn_file_actions_addfchdir_np(&self.actions, fd))) {
-            .SUCCESS => return,
-            .BADF => return error.InvalidFileDescriptor,
-            .NOMEM => return error.SystemResources,
-            .INVAL => unreachable, // the value of file actions is invalid
-            .NAMETOOLONG => unreachable,
-            else => |err| return unexpectedErrno(err),
-        }
-    }
-};
-
-pub fn spawn(
-    path: []const u8,
-    actions: ?Actions,
-    attr: ?Attr,
-    argv: [*:null]const ?[*:0]const u8,
-    envp: [*:null]const ?[*:0]const u8,
-) Error!std.c.pid_t {
-    const posix_path = try std.posix.toPosixPath(path);
-    return spawnZ(&posix_path, actions, attr, argv, envp);
-}
-
-pub fn spawnZ(
-    path: [*:0]const u8,
-    actions: ?Actions,
-    attr: ?Attr,
-    argv: [*:null]const ?[*:0]const u8,
-    envp: [*:null]const ?[*:0]const u8,
-) Error!std.c.pid_t {
-    var pid: std.c.pid_t = undefined;
-    switch (errno(std.c.posix_spawn(
-        &pid,
-        path,
-        if (actions) |a| &a.actions else null,
-        if (attr) |a| &a.attr else null,
-        argv,
-        envp,
-    ))) {
-        .SUCCESS => return pid,
-        .@"2BIG" => return error.TooBig,
-        .NOMEM => return error.SystemResources,
-        .BADF => return error.InvalidFileDescriptor,
-        .ACCES => return error.AccessDenied,
-        .IO => return error.InputOutput,
-        .LOOP => return error.FileSystem,
-        .NAMETOOLONG => return error.NameTooLong,
-        .NOENT => return error.FileNotFound,
-        .NOEXEC => return error.InvalidExe,
-        .NOTDIR => return error.NotDir,
-        .TXTBSY => return error.FileBusy,
-        .BADARCH => return error.InvalidExe,
-        .BADEXEC => return error.InvalidExe,
-        .FAULT => unreachable,
-        .INVAL => unreachable,
-        else => |err| return unexpectedErrno(err),
-    }
-}
-
-pub fn waitpid(pid: std.c.pid_t, flags: u32) Error!std.posix.WaitPidResult {
-    var status: c_int = undefined;
-    while (true) {
-        const rc = waitpid(pid, &status, @as(c_int, @intCast(flags)));
-        switch (errno(rc)) {
-            .SUCCESS => return std.posix.WaitPidResult{
-                .pid = @as(std.c.pid_t, @intCast(rc)),
-                .status = @as(u32, @bitCast(status)),
-            },
-            .INTR => continue,
-            .CHILD => return error.ChildExecFailed,
-            .INVAL => unreachable, // Invalid flags.
-            else => unreachable,
-        }
-    }
-}
-
-const std = @import("std");
diff --git a/src/main.zig b/src/main.zig
index 543fe72dde..c3d69081f1 100644
--- a/src/main.zig
+++ b/src/main.zig
@@ -4559,43 +4559,13 @@ fn runOrTestHotSwap(
         try argv.appendSlice(all_args[i..]);
     }
 
-    switch (builtin.target.os.tag) {
-        .macos => {
-            const PosixSpawn = @import("DarwinPosixSpawn.zig");
-
-            var attr = try PosixSpawn.Attr.init();
-            defer attr.deinit();
-
-            // ASLR is probably a good default for better debugging experience/programming
-            // with hot-code updates in mind. However, we can also make it work with ASLR on.
-            try attr.set(.{
-                .SETSIGDEF = true,
-                .SETSIGMASK = true,
-                .DISABLE_ASLR = true,
-            });
-
-            var arena_allocator = std.heap.ArenaAllocator.init(gpa);
-            defer arena_allocator.deinit();
-            const arena = arena_allocator.allocator();
-
-            const argv_buf = try arena.allocSentinel(?[*:0]u8, argv.items.len, null);
-            for (argv.items, 0..) |arg, i| argv_buf[i] = (try arena.dupeZ(u8, arg)).ptr;
-
-            const pid = try PosixSpawn.spawn(argv.items[0], null, attr, argv_buf, std.c.environ);
-            return pid;
-        },
-        else => {
-            var child = std.process.Child.init(argv.items, gpa);
-
-            child.stdin_behavior = .inherit;
-            child.stdout_behavior = .inherit;
-            child.stderr_behavior = .inherit;
-
-            try child.spawn(io);
-
-            return child.id;
-        },
-    }
+    var child = try std.process.spwan(io, .{
+        .argv = argv.items,
+        .stdin = .inherit,
+        .stdout = .inherit,
+        .stderr = .inherit,
+    });
+    return child.id;
 }
 
 const UpdateModuleError = Compilation.UpdateError || error{