[SSSD] [sssd PR#5541][comment] nss client: make innetgr() thread safe

[sumit-bose]

  URL: https://github.com/SSSD/sssd/pull/5541
Title: #5541: nss client: make innetgr() thread safe

sumit-bose commented:
"""
Hi,

the latest version fixes the comments for the test program as well and adds a GPLv3 header
to the file.

bye,
Sumit
"""

See the full comment at https://github.com/SSSD/sssd/pull/5541#issuecomment-823136621