diff --git a/lib/std/posix.zig b/lib/std/posix.zig
index e69ab2a75c7b215ce3d87f32e67bbbd3de4143c3..bba202423e5e516cae7eafe7efd6bccb208145ec 100644
--- a/lib/std/posix.zig
+++ b/lib/std/posix.zig
@@ -1046,18 +1046,6 @@ pub fn mprotect(memory: []align(page_size_min) u8, protection: u32) MProtectErro
     }
 }
 
-pub const ForkError = error{SystemResources} || UnexpectedError;
-
-pub fn fork() ForkError!pid_t {
-    const rc = system.fork();
-    switch (errno(rc)) {
-        .SUCCESS => return @intCast(rc),
-        .AGAIN => return error.SystemResources,
-        .NOMEM => return error.SystemResources,
-        else => |err| return unexpectedErrno(err),
-    }
-}
-
 pub const MMapError = error{
     /// The underlying filesystem of the specified file does not support memory mapping.
     MemoryMappingNotSupported,