RT3548: Remove outdated platforms

This commit removes all mention of NeXT and NextStep.

Reviewed-by: Richard Levitte <levitte@openssl.org>
diff --git a/CHANGES b/CHANGES
index 34a85b2..5a32715 100644
--- a/CHANGES
+++ b/CHANGES
@@ -28,7 +28,8 @@
 
   *) Remove various unsupported platforms:
 	Sony NEWS4
-	Remove BEOS and BEOS_R5
+	BEOS and BEOS_R5
+	NeXT
      [Rich Salz]
 
   *) Experimental support for a new, fast, unbiased prime candidate generator,
diff --git a/crypto/des/des_old.h b/crypto/des/des_old.h
index 2b2c372..fab1c06 100644
--- a/crypto/des/des_old.h
+++ b/crypto/des/des_old.h
@@ -178,7 +178,7 @@
 #if 0
 #define des_crypt(b,s)\
 	DES_crypt((b),(s))
-#if !defined(PERL5) && !defined(__FreeBSD__) && !defined(NeXT) && !defined(__OpenBSD__)
+#if !defined(PERL5) && !defined(__FreeBSD__) && !defined(__OpenBSD__)
 #define crypt(b,s)\
 	DES_crypt((b),(s))
 #endif
@@ -375,7 +375,7 @@
 	_ossl_old_des_cblock *iv);
 char *_ossl_old_des_fcrypt(const char *buf,const char *salt, char *ret);
 char *_ossl_old_des_crypt(const char *buf,const char *salt);
-#if !defined(PERL5) && !defined(NeXT)
+#if !defined(PERL5)
 char *_ossl_old_crypt(const char *buf,const char *salt);
 #endif
 void _ossl_old_des_ofb_encrypt(unsigned char *in,unsigned char *out,
diff --git a/crypto/ec/ectest.c b/crypto/ec/ectest.c
index 6da9279..16cf43f 100644
--- a/crypto/ec/ectest.c
+++ b/crypto/ec/ectest.c
@@ -164,8 +164,6 @@
 	 *                                       -- ISO/IEC 9899 */
 #	define UNIT "s"
 #else
-	/* "`CLOCKS_PER_SEC' undeclared (first use this function)"
-	 *                            -- cc on NeXTstep/OpenStep */
 #	define UNIT "units"
 #	define CLOCKS_PER_SEC 1
 #endif
diff --git a/e_os.h b/e_os.h
index d0c8ed5..23daaf1 100644
--- a/e_os.h
+++ b/e_os.h
@@ -432,11 +432,6 @@
 #    ifndef NO_SYS_TYPES_H
 #      include <sys/types.h>
 #    endif
-#    if defined(NeXT)
-#      define pid_t int /* pid_t is missing on NEXTSTEP/OPENSTEP
-                         * (unless when compiling with -D_POSIX_SOURCE,
-                         * which doesn't work for us) */
-#    endif
 #    ifdef OPENSSL_SYS_WIN32_CYGWIN
 #      include <io.h>
 #      include <fcntl.h>
@@ -560,11 +555,6 @@
 #      include <arpa/inet.h>
 #    endif
 
-#    if defined(NeXT) || defined(_NEXT_SOURCE)
-#      include <sys/fcntl.h>
-#      include <sys/types.h>
-#    endif
-
 #    ifdef OPENSSL_SYS_AIX
 #      include <sys/select.h>
 #    endif
diff --git a/e_os2.h b/e_os2.h
index 68801f4..aa4c10c 100644
--- a/e_os2.h
+++ b/e_os2.h
@@ -269,7 +269,7 @@
 #  define ossl_ssize_t long
 #endif
 
-#if defined(NeXT) || defined(OPENSSL_SYS_SUNOS)
+#if defined(OPENSSL_SYS_SUNOS)
 #  define ssize_t int
 #endif
 
diff --git a/ssl/ssltest.c b/ssl/ssltest.c
index 05f75aa..e5be634 100644
--- a/ssl/ssltest.c
+++ b/ssl/ssltest.c
@@ -1852,8 +1852,6 @@
 			(double)s_time/CLOCKS_PER_SEC,
 			(double)c_time/CLOCKS_PER_SEC);
 #else
-		/* "`CLOCKS_PER_SEC' undeclared (first use this function)"
-		 *                            -- cc on NeXTstep/OpenStep */
 		BIO_printf(bio_stdout,
 			"Approximate total server time: %6.2f units\n"
 			"Approximate total client time: %6.2f units\n",
diff --git a/util/mkdef.pl b/util/mkdef.pl
index fa3f3db..ccd72f5 100755
--- a/util/mkdef.pl
+++ b/util/mkdef.pl
@@ -78,7 +78,7 @@
 # Set this to make typesafe STACK definitions appear in DEF
 my $safe_stack_def = 0;
 
-my @known_platforms = ( "__FreeBSD__", "PERL5", "NeXT",
+my @known_platforms = ( "__FreeBSD__", "PERL5",
 			"EXPORT_VAR_AS_FUNCTION", "ZLIB",
 			"OPENSSL_FIPS", "OPENSSL_FIPSCAPABLE" );
 my @known_ossl_platforms = ( "VMS", "WIN16", "WIN32", "WINNT", "OS2" );