nobu	2016-12-16 14:05:42 +0900 (Fri, 16 Dec 2016)

  New Revision: 57091

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=57091

  Log:
    no crypt.h on FreeBSD 12
    
    * string.c (crypt.h): crypt_r() was added in FreeBSD 12.0 but is
      declared in unistd.h.  [ruby-core:78664] [Bug #13038]

  Modified files:
    trunk/string.c
Index: string.c
===================================================================
--- string.c	(revision 57090)
+++ string.c	(revision 57091)
@@ -30,7 +30,9 @@ https://github.com/ruby/ruby/blob/trunk/string.c#L30
 #endif
 
 #if defined HAVE_CRYPT_R
+# if defined HAVE_CRYPT_H
 # include <crypt.h>
+# endif
 #elif !defined HAVE_CRYPT
 # include "missing/crypt.h"
 # define HAVE_CRYPT_R 1

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