remove use of deprecated to_err_msg
gitignore: add vim temp files
GNU sync implementation
Merge pull request #250 from xanderfomin/sync

GNU sync implementation
c_types: fix c_passwd (struct passwd) memory layout on linux
id: linux specific pline()
Merge pull request #247 from ebfe/gitignore

gitignore: add vim temp files
Merge pull request #246 from ebfe/remove-to-err-msg

remove use of deprecated to_err_msg
Merge pull request #245 from ebfe/fix-id

id: fix segfault on linux