revert r55246

* configure.in: no longer workaround crypt_r by r55247.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@55248 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

Author: nobu

configure.in

@@ -2298,6 +2298,7 @@ AC_CHECK_FUNCS(chroot)
 AC_CHECK_FUNCS(chsize)
 AC_CHECK_FUNCS(clock_gettime)
 AC_CHECK_FUNCS(cosh)
+AC_CHECK_FUNCS(crypt_r)
 AC_CHECK_FUNCS(daemon)
 AC_CHECK_FUNCS(dirfd)
 AC_CHECK_FUNCS(dl_iterate_phdr)