Merge branch 'meson-remove-duplicate-checks' into 'master'

meson: remove duplicate checks for gmtime_r and termios.h See #559

See merge request GNOME/glib!27

meson.build

@@ -220,7 +220,6 @@ headers = [
   'pwd.h',
   'grp.h',
   'poll.h',
-  'termios.h',
   'sys/param.h',
   'sys/resource.h',
   'mach/mach_time.h',
@@ -378,7 +377,6 @@ functions = [
   'pipe2',
   'issetugid',
   'timegm',
-  'gmtime_r',
   'strerror_r',
   'lstat',
   'strsignal',