[newlib-cygwin] Implement missing POSIX function nl_langinfo_l

https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=216054fa77ee4d313d186406c371a341e16c2ee7 commit 216054fa77ee4d313d186406c371a341e16c2ee7 Author: Corinna Vinschen Date: Sat Aug 20 17:22:41 2016 +0200 Implement missing POSIX function nl_langinfo_l Change nl_langinfo to n

[newlib-cygwin] Document nl_langinfo_l and separate POSIX from GNU extensions in release message

https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=0df76cbd63477cc33ad7e0444d49557e906c4c74 commit 0df76cbd63477cc33ad7e0444d49557e906c4c74 Author: Corinna Vinschen Date: Sat Aug 20 17:24:16 2016 +0200 Document nl_langinfo_l and separate POSIX from GNU extensions in release messa

[newlib-cygwin] Only define __getreent inline function when building newlib or Cygwin

https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=06ac6718119dfd382c1904b1162f6cd7f9749dc3 commit 06ac6718119dfd382c1904b1162f6cd7f9749dc3 Author: Corinna Vinschen Date: Sat Aug 20 16:03:14 2016 +0200 Only define __getreent inline function when building newlib or Cygwin

[newlib-cygwin] Introduce __current_locale_charset/__locale_charset

https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=7630e384623f778b88be8926e2c2a2e6fcbd9008 commit 7630e384623f778b88be8926e2c2a2e6fcbd9008 Author: Corinna Vinschen Date: Sat Aug 20 16:05:56 2016 +0200 Introduce __current_locale_charset/__locale_charset The former __local