Update to uClibc-ng 1.0.37
* stdlib: fix potential UB and integer overflow with huge allocations using malloc-simple allocator
* hasmntopt: better option matching
* Support b64_ntop(), b64_pton() (bsd-compat)
* Fix memory corruption due to struct stat field
* fix static builds with gcc 10.x
* Add {name, open}_to_handle_at() implementation
* inet: add sockatmark implementation
* Resolve bug when using unusual MALLOC_ALIGNMENT
* Add Safe-Linking to fastbins
* aarch64/bits: provide sigstack.h
* common/bits: Fix ipc_perm and semid_ds definitions for 64-bit arches
* Fix map_newlink abort when interface list changes during getifaddrs
* poll: avoid calling select with empty sets which hangs the process
* fix getenv bug
* implement fexecve from glibc
* malloc: Add missing locks for some paths (valloc/memalign/posix_memalign)
* fix opendir, fpathconf and ttyname_r to use fstat64(), not fstat()
* preadv/pwritev: fix offset argument type
* statfs.h: sync generic header with glibc