ah, that makes sense. Looks like the gdate I'm using only links against libsystem, and I don't have a glibc anywhere. So it's the darwin libc that doesn't have

ah, that makes sense. Looks like the gdate I'm using only links against libsystem, and I don't have a glibc anywhere. So it's the darwin libc that doesn't have this bug. Testing with https://hub.docker.com/_/busybox https://hub.docker.com/_/busybox, it seems like musl also has this problem. uclibc is not affected.