e_os.h removal from other headers and source files.

Removed e_os.h from all bar three headers (apps/apps.h crypto/bio/bio_lcl.h and
ssl/ssl_locl.h).

Added e_os.h into the files that need it now.

Directly reference internal/nelem.h when required.

Reviewed-by: Andy Polyakov <appro@openssl.org>
Reviewed-by: Richard Levitte <levitte@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/4188)

38 files changed, 59 insertions, 37 deletions

diff --git a/crypto/asn1/ameth_lib.c b/crypto/asn1/ameth_lib.c
index c677917c2f..82868e1366 100644
--- a/crypto/asn1/ameth_lib.c
+++ b/crypto/asn1/ameth_lib.c
@@ -1,5 +1,5 @@
 /*
- * Copyright 2006-2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 2006-2017 The OpenSSL Project Authors. All Rights Reserved.
  *
  * Licensed under the OpenSSL license (the "License").  You may not use
  * this file except in compliance with the License.  You can obtain a copy
@@ -7,8 +7,9 @@
  * https://www.openssl.org/source/license.html
  */
 
-#include <stdio.h>
+#include "e_os.h"               /* for strncasecmp */
 #include "internal/cryptlib.h"
+#include <stdio.h>
 #include <openssl/asn1t.h>
 #include <openssl/x509.h>
 #include <openssl/engine.h>
diff --git a/crypto/asn1/tasn_utl.c b/crypto/asn1/tasn_utl.c
index 9fc4cc2642..5f7e4fbde2 100644
--- a/crypto/asn1/tasn_utl.c
+++ b/crypto/asn1/tasn_utl.c
@@ -1,5 +1,5 @@
 /*
- * Copyright 2000-2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 2000-2017 The OpenSSL Project Authors. All Rights Reserved.
  *
  * Licensed under the OpenSSL license (the "License").  You may not use
  * this file except in compliance with the License.  You can obtain a copy
@@ -10,6 +10,7 @@
 #include <stddef.h>
 #include <string.h>
 #include "internal/cryptlib.h"
+#include "e_os.h"
 #include <openssl/asn1.h>
 #include <openssl/asn1t.h>
 #include <openssl/objects.h>
diff --git a/crypto/async/arch/async_posix.h b/crypto/async/arch/async_posix.h
index 3c61f7f7b0..4d88bd1993 100644
--- a/crypto/async/arch/async_posix.h
+++ b/crypto/async/arch/async_posix.h
@@ -26,7 +26,6 @@
 
 #  include <ucontext.h>
 #  include <setjmp.h>
-#  include "e_os.h"
 
 typedef struct async_fibre_st {
     ucontext_t fibre;
diff --git a/crypto/blake2/blake2_impl.h b/crypto/blake2/blake2_impl.h
index 8fe5c95915..80b717e79c 100644
--- a/crypto/blake2/blake2_impl.h
+++ b/crypto/blake2/blake2_impl.h
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 2016-2017 The OpenSSL Project Authors. All Rights Reserved.
  *
  * Licensed under the OpenSSL license (the "License").  You may not use
  * this file except in compliance with the License.  You can obtain a copy
@@ -15,7 +15,6 @@
  */
 
 #include <string.h>
-#include "e_os.h"
 
 static ossl_inline uint32_t load32(const uint8_t *src)
 {
diff --git a/crypto/blake2/blake2_locl.h b/crypto/blake2/blake2_locl.h
index fb7beb976c..926bae944c 100644
--- a/crypto/blake2/blake2_locl.h
+++ b/crypto/blake2/blake2_locl.h
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 2016-2017 The OpenSSL Project Authors. All Rights Reserved.
  *
  * Licensed under the OpenSSL license (the "License").  You may not use
  * this file except in compliance with the License.  You can obtain a copy
@@ -15,7 +15,6 @@
  */
 
 #include <stddef.h>
-#include "e_os.h"
 
 #define BLAKE2S_BLOCKBYTES    64
 #define BLAKE2S_OUTBYTES      32
diff --git a/crypto/bn/bn_dh.c b/crypto/bn/bn_dh.c
index 17d05597b3..75d69151a1 100644
--- a/crypto/bn/bn_dh.c
+++ b/crypto/bn/bn_dh.c
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 2014-2017 The OpenSSL Project Authors. All Rights Reserved.
  *
  * Licensed under the OpenSSL license (the "License").  You may not use
  * this file except in compliance with the License.  You can obtain a copy
@@ -8,7 +8,7 @@
  */
 
 #include "bn_lcl.h"
-#include "e_os.h"
+#include "internal/nelem.h"
 
 #ifndef OPENSSL_NO_DH
 #include <openssl/dh.h>
diff --git a/crypto/bn/bn_srp.c b/crypto/bn/bn_srp.c
index a68a4ac49f..27b6ebe518 100644
--- a/crypto/bn/bn_srp.c
+++ b/crypto/bn/bn_srp.c
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 2014-2017 The OpenSSL Project Authors. All Rights Reserved.
  *
  * Licensed under the OpenSSL license (the "License").  You may not use
  * this file except in compliance with the License.  You can obtain a copy
@@ -8,7 +8,7 @@
  */
 
 #include "bn_lcl.h"
-#include "e_os.h"
+#include "internal/nelem.h"
 
 #ifndef OPENSSL_NO_SRP
 
diff --git a/crypto/cast/cast_lcl.h b/crypto/cast/cast_lcl.h
index e8cf322d43..35e89930a8 100644
--- a/crypto/cast/cast_lcl.h
+++ b/crypto/cast/cast_lcl.h
@@ -1,5 +1,5 @@
 /*
- * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 1995-2017 The OpenSSL Project Authors. All Rights Reserved.
  *
  * Licensed under the OpenSSL license (the "License").  You may not use
  * this file except in compliance with the License.  You can obtain a copy
@@ -7,8 +7,6 @@
  * https://www.openssl.org/source/license.html
  */
 
-#include "e_os.h"
-
 #ifdef OPENSSL_SYS_WIN32
 # include <stdlib.h>
 #endif
diff --git a/crypto/conf/conf_mod.c b/crypto/conf/conf_mod.c
index 932c69d7b7..da591cba63 100644
--- a/crypto/conf/conf_mod.c
+++ b/crypto/conf/conf_mod.c
@@ -11,6 +11,7 @@
 #include <ctype.h>
 #include <openssl/crypto.h>
 #include "internal/cryptlib.h"
+#include "e_os.h"
 #include "internal/conf.h"
 #include "internal/dso.h"
 #include <openssl/x509.h>
diff --git a/crypto/cryptlib.c b/crypto/cryptlib.c
index 4fe6a45140..bafcaab966 100644
--- a/crypto/cryptlib.c
+++ b/crypto/cryptlib.c
@@ -1,5 +1,5 @@
 /*
- * Copyright 1998-2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 1998-2017 The OpenSSL Project Authors. All Rights Reserved.
  * Copyright (c) 2002, Oracle and/or its affiliates. All rights reserved
  *
  * Licensed under the OpenSSL license (the "License").  You may not use
@@ -9,6 +9,7 @@
  */
 
 #include "internal/cryptlib_int.h"
+#include "e_os.h"
 #include <openssl/safestack.h>
 
 #if     defined(__i386)   || defined(__i386__)   || defined(_M_IX86) || \
diff --git a/crypto/des/cfb64ede.c b/crypto/des/cfb64ede.c
index 5edb979e10..7017fd96ff 100644
--- a/crypto/des/cfb64ede.c
+++ b/crypto/des/cfb64ede.c
@@ -1,5 +1,5 @@
 /*
- * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 1995-2017 The OpenSSL Project Authors. All Rights Reserved.
  *
  * Licensed under the OpenSSL license (the "License").  You may not use
  * this file except in compliance with the License.  You can obtain a copy
diff --git a/crypto/dh/dh_lib.c b/crypto/dh/dh_lib.c
index f22bcf0706..9e8877e2d7 100644
--- a/crypto/dh/dh_lib.c
+++ b/crypto/dh/dh_lib.c
@@ -9,6 +9,7 @@
 
 #include <stdio.h>
 #include "internal/cryptlib.h"
+#include "e_os.h"
 #include <openssl/bn.h>
 #include "dh_locl.h"
 #include <openssl/engine.h>
diff --git a/crypto/dllmain.c b/crypto/dllmain.c
index 91904aad98..376a34165a 100644
--- a/crypto/dllmain.c
+++ b/crypto/dllmain.c
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 2016-2017 The OpenSSL Project Authors. All Rights Reserved.
  *
  * Licensed under the OpenSSL license (the "License").  You may not use
  * this file except in compliance with the License.  You can obtain a copy
@@ -8,6 +8,7 @@
  */
 
 #include "internal/cryptlib_int.h"
+#include "e_os.h"
 
 #if defined(_WIN32) || defined(__CYGWIN__)
 # ifdef __CYGWIN__
diff --git a/crypto/dsa/dsa_lib.c b/crypto/dsa/dsa_lib.c
index c90d09b0f0..efd98c21cf 100644
--- a/crypto/dsa/dsa_lib.c
+++ b/crypto/dsa/dsa_lib.c
@@ -1,5 +1,5 @@
 /*
- * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 1995-2017 The OpenSSL Project Authors. All Rights Reserved.
  *
  * Licensed under the OpenSSL license (the "License").  You may not use
  * this file except in compliance with the License.  You can obtain a copy
@@ -11,6 +11,7 @@
 
 #include <stdio.h>
 #include "internal/cryptlib.h"
+#include "e_os.h"
 #include <openssl/bn.h>
 #include "dsa_locl.h"
 #include <openssl/asn1.h>
diff --git a/crypto/dso/dso_lib.c b/crypto/dso/dso_lib.c
index ec3c59ac4d..3645c8d603 100644
--- a/crypto/dso/dso_lib.c
+++ b/crypto/dso/dso_lib.c
@@ -1,5 +1,5 @@
 /*
- * Copyright 2000-2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 2000-2017 The OpenSSL Project Authors. All Rights Reserved.
  *
  * Licensed under the OpenSSL license (the "License").  You may not use
  * this file except in compliance with the License.  You can obtain a copy
@@ -8,6 +8,7 @@
  */
 
 #include "dso_locl.h"
+#include "e_os.h"
 
 static DSO_METHOD *default_DSO_meth = NULL;
 
diff --git a/crypto/dso/dso_win32.c b/crypto/dso/dso_win32.c
index 829f1b859b..635974be70 100644
--- a/crypto/dso/dso_win32.c
+++ b/crypto/dso/dso_win32.c
@@ -1,5 +1,5 @@
 /*
- * Copyright 2000-2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 2000-2017 The OpenSSL Project Authors. All Rights Reserved.
  *
  * Licensed under the OpenSSL license (the "License").  You may not use
  * this file except in compliance with the License.  You can obtain a copy
@@ -7,6 +7,7 @@
  * https://www.openssl.org/source/license.html
  */
 
+#include "e_os.h"
 #include "dso_locl.h"
 
 #if defined(DSO_WIN32)
diff --git a/crypto/ec/ec_asn1.c b/crypto/ec/ec_asn1.c
index d57f3b4649..5e3fbe82e7 100644
--- a/crypto/ec/ec_asn1.c
+++ b/crypto/ec/ec_asn1.c
@@ -12,6 +12,7 @@
 #include <openssl/err.h>
 #include <openssl/asn1t.h>
 #include <openssl/objects.h>
+#include "internal/nelem.h"
 
 int EC_GROUP_get_basis_type(const EC_GROUP *group)
 {
diff --git a/crypto/ec/ec_curve.c b/crypto/ec/ec_curve.c
index b9eb9939c4..99288fe59c 100644
--- a/crypto/ec/ec_curve.c
+++ b/crypto/ec/ec_curve.c
@@ -13,7 +13,7 @@
 #include <openssl/err.h>
 #include <openssl/obj_mac.h>
 #include <openssl/opensslconf.h>
-#include "e_os.h"
+#include "internal/nelem.h"
 
 typedef struct {
     int field_type,             /* either NID_X9_62_prime_field or
diff --git a/crypto/ec/ec_key.c b/crypto/ec/ec_key.c
index 6aa204eed0..882c882296 100644
--- a/crypto/ec/ec_key.c
+++ b/crypto/ec/ec_key.c
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 2002-2017 The OpenSSL Project Authors. All Rights Reserved.
  * Copyright (c) 2002, Oracle and/or its affiliates. All rights reserved
  *
  * Licensed under the OpenSSL license (the "License").  You may not use
@@ -11,6 +11,7 @@
 #include "internal/cryptlib.h"
 #include <string.h>
 #include "ec_lcl.h"
+#include "e_os.h"
 #include <openssl/err.h>
 #include <openssl/engine.h>
 
diff --git a/crypto/ec/ec_lcl.h b/crypto/ec/ec_lcl.h
index 4b65c325af..6cc0190aa7 100644
--- a/crypto/ec/ec_lcl.h
+++ b/crypto/ec/ec_lcl.h
@@ -1,5 +1,5 @@
 /*
- * Copyright 2001-2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 2001-2017 The OpenSSL Project Authors. All Rights Reserved.
  * Copyright (c) 2002, Oracle and/or its affiliates. All rights reserved
  *
  * Licensed under the OpenSSL license (the "License").  You may not use
@@ -15,8 +15,6 @@
 #include <openssl/bn.h>
 #include "internal/refcount.h"
 
-#include "e_os.h"
-
 #if defined(__SUNPRO_C)
 # if __SUNPRO_C >= 0x520
 #  pragma error_messages (off,E_ARRAY_OF_INCOMPLETE_NONAME,E_ARRAY_OF_INCOMPLETE)
diff --git a/crypto/ec/ec_mult.c b/crypto/ec/ec_mult.c
index 308cb52d49..6f75416425 100644
--- a/crypto/ec/ec_mult.c
+++ b/crypto/ec/ec_mult.c
@@ -1,5 +1,5 @@
 /*
- * Copyright 2001-2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 2001-2017 The OpenSSL Project Authors. All Rights Reserved.
  * Copyright (c) 2002, Oracle and/or its affiliates. All rights reserved
  *
  * Licensed under the OpenSSL license (the "License").  You may not use
@@ -14,6 +14,7 @@
 #include "internal/cryptlib.h"
 #include "internal/bn_int.h"
 #include "ec_lcl.h"
+#include "e_os.h"
 
 /*
  * This file implements the wNAF-based interleaving multi-exponentiation method
diff --git a/crypto/ec/ecp_nistz256.c b/crypto/ec/ecp_nistz256.c
index 16557d77f2..edea1f8810 100644
--- a/crypto/ec/ecp_nistz256.c
+++ b/crypto/ec/ecp_nistz256.c
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 2014-2017 The OpenSSL Project Authors. All Rights Reserved.
  * Copyright (c) 2014, Intel Corporation. All Rights Reserved.
  *
  * Licensed under the OpenSSL license (the "License").  You may not use
@@ -21,6 +21,7 @@
 #include "internal/cryptlib.h"
 #include "internal/bn_int.h"
 #include "ec_lcl.h"
+#include "e_os.h"
 
 #if BN_BITS2 != 64
 # define TOBN(hi,lo)    lo,hi
diff --git a/crypto/engine/eng_init.c b/crypto/engine/eng_init.c
index 8be7c6fc86..3d5eaa14e4 100644
--- a/crypto/engine/eng_init.c
+++ b/crypto/engine/eng_init.c
@@ -1,5 +1,5 @@
 /*
- * Copyright 2001-2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 2001-2017 The OpenSSL Project Authors. All Rights Reserved.
  *
  * Licensed under the OpenSSL license (the "License").  You may not use
  * this file except in compliance with the License.  You can obtain a copy
@@ -8,6 +8,7 @@
  */
 
 #include "eng_int.h"
+#include "e_os.h"
 
 /*
  * Initialise a engine type for use (or up its functional reference count if
diff --git a/crypto/engine/eng_lib.c b/crypto/engine/eng_lib.c
index 6f422bd77e..51998340a9 100644
--- a/crypto/engine/eng_lib.c
+++ b/crypto/engine/eng_lib.c
@@ -8,6 +8,7 @@
  */
 
 #include "eng_int.h"
+#include "e_os.h"
 #include <openssl/rand.h>
 #include "internal/refcount.h"
 
diff --git a/crypto/engine/tb_asnmth.c b/crypto/engine/tb_asnmth.c
index 480267daab..ca3727e902 100644
--- a/crypto/engine/tb_asnmth.c
+++ b/crypto/engine/tb_asnmth.c
@@ -1,5 +1,5 @@
 /*
- * Copyright 2006-2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 2006-2017 The OpenSSL Project Authors. All Rights Reserved.
  *
  * Licensed under the OpenSSL license (the "License").  You may not use
  * this file except in compliance with the License.  You can obtain a copy
@@ -8,6 +8,7 @@
  */
 
 #include "eng_int.h"
+#include "e_os.h"
 #include <openssl/evp.h>
 #include "internal/asn1_int.h"
 
diff --git a/crypto/evp/p_lib.c b/crypto/evp/p_lib.c
index b5e5206778..266d8ca47b 100644
--- a/crypto/evp/p_lib.c
+++ b/crypto/evp/p_lib.c
@@ -9,6 +9,7 @@
 
 #include <stdio.h>
 #include "internal/cryptlib.h"
+#include "e_os.h"
 #include <openssl/bn.h>
 #include <openssl/err.h>
 #include <openssl/objects.h>
diff --git a/crypto/init.c b/crypto/init.c
index ccfd003bb6..fa68a29b2c 100644
--- a/crypto/init.c
+++ b/crypto/init.c
@@ -25,6 +25,7 @@
 #include "internal/thread_once.h"
 #include "internal/dso.h"
 #include "internal/store.h"
+#include "e_os.h"
 
 static int stopped = 0;
 
diff --git a/crypto/mem.c b/crypto/mem.c
index 947c50ed21..2713b833c0 100644
--- a/crypto/mem.c
+++ b/crypto/mem.c
@@ -11,6 +11,7 @@
 #include <stdlib.h>
 #include <limits.h>
 #include <openssl/crypto.h>
+#include "e_os.h"
 #include "internal/cryptlib.h"
 #include "internal/cryptlib_int.h"
 #ifndef OPENSSL_NO_CRYPTO_MDEBUG_BACKTRACE
diff --git a/crypto/objects/obj_xref.c b/crypto/objects/obj_xref.c
index 9a558a24cd..05a5c86217 100644
--- a/crypto/objects/obj_xref.c
+++ b/crypto/objects/obj_xref.c
@@ -1,5 +1,5 @@
 /*
- * Copyright 2006-2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 2006-2017 The OpenSSL Project Authors. All Rights Reserved.
  *
  * Licensed under the OpenSSL license (the "License").  You may not use
  * this file except in compliance with the License.  You can obtain a copy
@@ -9,7 +9,7 @@
 
 #include <openssl/objects.h>
 #include "obj_xref.h"
-#include "e_os.h"
+#include "internal/nelem.h"
 
 static STACK_OF(nid_triple) *sig_app, *sigx_app;
 
diff --git a/crypto/rsa/rsa_lib.c b/crypto/rsa/rsa_lib.c
index 7a1d81c206..92d872886b 100644
--- a/crypto/rsa/rsa_lib.c
+++ b/crypto/rsa/rsa_lib.c
@@ -10,6 +10,7 @@
 #include <stdio.h>
 #include <openssl/crypto.h>
 #include "internal/cryptlib.h"
+#include "e_os.h"
 #include <openssl/lhash.h>
 #include "internal/bn_int.h"
 #include <openssl/engine.h>
diff --git a/crypto/ui/ui_openssl.c b/crypto/ui/ui_openssl.c
index 977c7ad2b9..cff1a840ab 100644
--- a/crypto/ui/ui_openssl.c
+++ b/crypto/ui/ui_openssl.c
@@ -1,5 +1,5 @@
 /*
- * Copyright 2001-2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 2001-2017 The OpenSSL Project Authors. All Rights Reserved.
  *
  * Licensed under the OpenSSL license (the "License").  You may not use
  * this file except in compliance with the License.  You can obtain a copy
@@ -10,6 +10,7 @@
 #include <openssl/e_os2.h>
 #include <openssl/err.h>
 #include <openssl/ui.h>
+#include "e_os.h"
 
 #ifndef OPENSSL_NO_UI_CONSOLE
 /*
diff --git a/crypto/x509/by_dir.c b/crypto/x509/by_dir.c
index d8142977a8..335c3b3dda 100644
--- a/crypto/x509/by_dir.c
+++ b/crypto/x509/by_dir.c
@@ -13,6 +13,7 @@
 #include <sys/types.h>
 
 #include "internal/cryptlib.h"
+#include "e_os.h"
 
 #ifndef OPENSSL_NO_POSIX_IO
 # include <sys/stat.h>
diff --git a/crypto/x509/x509_lu.c b/crypto/x509/x509_lu.c
index e64fda24f4..7d915aa762 100644
--- a/crypto/x509/x509_lu.c
+++ b/crypto/x509/x509_lu.c
@@ -9,6 +9,7 @@
 
 #include <stdio.h>
 #include "internal/cryptlib.h"
+#include "e_os.h"
 #include <openssl/lhash.h>
 #include <openssl/x509.h>
 #include "internal/x509_int.h"
diff --git a/crypto/x509/x509_set.c b/crypto/x509/x509_set.c
index 08b71ff582..49f8651e9a 100644
--- a/crypto/x509/x509_set.c
+++ b/crypto/x509/x509_set.c
@@ -1,5 +1,5 @@
 /*
- * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 1995-2017 The OpenSSL Project Authors. All Rights Reserved.
  *
  * Licensed under the OpenSSL license (the "License").  You may not use
  * this file except in compliance with the License.  You can obtain a copy
@@ -9,6 +9,7 @@
 
 #include <stdio.h>
 #include "internal/cryptlib.h"
+#include "e_os.h"
 #include <openssl/asn1.h>
 #include <openssl/objects.h>
 #include <openssl/evp.h>
diff --git a/crypto/x509/x509cset.c b/crypto/x509/x509cset.c
index 3c9c32296e..63ad319181 100644
--- a/crypto/x509/x509cset.c
+++ b/crypto/x509/x509cset.c
@@ -1,5 +1,5 @@
 /*
- * Copyright 2001-2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 2001-2017 The OpenSSL Project Authors. All Rights Reserved.
  *
  * Licensed under the OpenSSL license (the "License").  You may not use
  * this file except in compliance with the License.  You can obtain a copy
@@ -9,6 +9,7 @@
 
 #include <stdio.h>
 #include "internal/cryptlib.h"
+#include "e_os.h"
 #include <openssl/asn1.h>
 #include <openssl/objects.h>
 #include <openssl/evp.h>
diff --git a/crypto/x509v3/v3_ncons.c b/crypto/x509v3/v3_ncons.c
index 36ff966a36..3b9145b15e 100644
--- a/crypto/x509v3/v3_ncons.c
+++ b/crypto/x509v3/v3_ncons.c
@@ -1,5 +1,5 @@
 /*
- * Copyright 2003-2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 2003-2017 The OpenSSL Project Authors. All Rights Reserved.
  *
  * Licensed under the OpenSSL license (the "License").  You may not use
  * this file except in compliance with the License.  You can obtain a copy
@@ -7,8 +7,10 @@
  * https://www.openssl.org/source/license.html
  */
 
+#include "e_os.h"               /* for strncasecmp */
 #include <stdio.h>
 #include "internal/cryptlib.h"
+#include "e_os.h"
 #include "internal/asn1_int.h"
 #include <openssl/asn1t.h>
 #include <openssl/conf.h>
diff --git a/crypto/x509v3/v3_tlsf.c b/crypto/x509v3/v3_tlsf.c
index fec67243f8..8e5daf9d15 100644
--- a/crypto/x509v3/v3_tlsf.c
+++ b/crypto/x509v3/v3_tlsf.c
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 2015-2017 The OpenSSL Project Authors. All Rights Reserved.
  *
  * Licensed under the OpenSSL license (the "License").  You may not use
  * this file except in compliance with the License.  You can obtain a copy
@@ -9,6 +9,7 @@
 
 #include <stdio.h>
 #include "internal/cryptlib.h"
+#include "e_os.h"
 #include "internal/o_str.h"
 #include <openssl/asn1t.h>
 #include <openssl/conf.h>
diff --git a/crypto/x509v3/v3_utl.c b/crypto/x509v3/v3_utl.c
index a10722cf16..b58fac5fd0 100644
--- a/crypto/x509v3/v3_utl.c
+++ b/crypto/x509v3/v3_utl.c
@@ -12,6 +12,7 @@
 #include <stdio.h>
 #include "internal/ctype.h"
 #include "internal/cryptlib.h"
+#include "e_os.h"
 #include <openssl/conf.h>
 #include <openssl/x509v3.h>
 #include "internal/x509_int.h"