[M3devel] targeting kernel instead of libc/pthreads?

[Jay K]

> There is exactly one pthreads implementation in use, NPTL.
> That is really thin layer providing pthreads API.
 
Is it thin?
Is it really the same and binary compatible among the various C libraries -- glibc, uclibc, newlib? Same struct sizes and initializers? (I'd hope the initializers are all NULL and the structs all just the size of a pointer, but that isn't always the case.)
 
 - Jay