Fedora static build error

[zaneenders]

Describe the bug
Unable to build package when using static linux SDK.

To Reproduce
Steps to reproduce the behavior:

1. Clone swift-subprocess
2. install swift static sdk.
3. run swift build --swift-sdk aarch64-swift-linux-musl

Expected behavior
Should build please.

Environment (please complete the following information):

➜  swift-subprocess git:(main) ✗ uname -a
Linux fedora 6.14.8-400.asahi.fc42.aarch64+16k #1 SMP PREEMPT_DYNAMIC Fri May 30 20:27:54 UTC 2025 aarch64 GNU/Linux
➜  swift-subprocess git:(main) ✗ 
➜  swift-subprocess git:(main) ✗ swiftly --version
1.0.1
➜  swift-subprocess git:(main) ✗ swift --version
Swift version 6.1 (swift-6.1-RELEASE)
Target: aarch64-unknown-linux-gnu
➜  swift-subprocess git:(main) ✗ swift sdk list
swift-6.1.2-RELEASE_static-linux-0.0.1
➜  swift-subprocess git:(main) ✗ 

Additional context

/home/zane/Downloads/swift-subprocess/Sources/Subprocess/Platforms/Subprocess+Linux.swift:358:28: error: missing argument for parameter 'bitPattern' in call
356 |     var thread: pthread_t?
357 |     #else
358 |     var thread = pthread_t()
    |                            `- error: missing argument for parameter 'bitPattern' in call
359 |     #endif
360 |     _ = pthread_create(

Swift.OpaquePointer.init:2:8: note: 'init(bitPattern:)' declared here
1 | struct OpaquePointer {
2 | public init?(bitPattern: Int)}
  |        `- note: 'init(bitPattern:)' declared here
3 | 
/home/zane/Downloads/swift-subprocess/Sources/Subprocess/Platforms/Subprocess+Linux.swift:358:28: error: missing argument for parameter 'bitPattern' in call
356 |     var thread: pthread_t?
357 |     #else
358 |     var thread = pthread_t()
    |                            `- error: missing argument for parameter 'bitPattern' in call
359 |     #endif
360 |     _ = pthread_create(

Swift.OpaquePointer.init:2:8: note: 'init(bitPattern:)' declared here
1 | struct OpaquePointer {
2 | public init?(bitPattern: Int)}
  |        `- note: 'init(bitPattern:)' declared here
3 | 
/home/zane/Downloads/swift-subprocess/Sources/Subprocess/Platforms/Subprocess+Linux.swift:358:28: error: missing argument for parameter 'bitPattern' in call
356 |     var thread: pthread_t?
357 |     #else
358 |     var thread = pthread_t()
    |                            `- error: missing argument for parameter 'bitPattern' in call
359 |     #endif
360 |     _ = pthread_create(

Swift.OpaquePointer.init:2:8: note: 'init(bitPattern:)' declared here
1 | struct OpaquePointer {
2 | public init?(bitPattern: Int)}
  |        `- note: 'init(bitPattern:)' declared here
3 |