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diff --git a/Utilities/cmcurl/lib/strcase.h b/Utilities/cmcurl/lib/strcase.h
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+++ b/Utilities/cmcurl/lib/strcase.h
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+#ifndef HEADER_CURL_STRCASE_H
+#define HEADER_CURL_STRCASE_H
+/***************************************************************************
+ *                                  _   _ ____  _
+ *  Project                     ___| | | |  _ \| |
+ *                             / __| | | | |_) | |
+ *                            | (__| |_| |  _ <| |___
+ *                             \___|\___/|_| \_\_____|
+ *
+ * Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
+ *
+ * This software is licensed as described in the file COPYING, which
+ * you should have received as part of this distribution. The terms
+ * are also available at https://curl.se/docs/copyright.html.
+ *
+ * You may opt to use, copy, modify, merge, publish, distribute and/or sell
+ * copies of the Software, and permit persons to whom the Software is
+ * furnished to do so, under the terms of the COPYING file.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ * SPDX-License-Identifier: curl
+ *
+ ***************************************************************************/
+
+#include <curl/curl.h>
+
+/*
+ * Only "raw" case insensitive strings. This is meant to be locale independent
+ * and only compare strings we know are safe for this.
+ *
+ * The function is capable of comparing a-z case insensitively.
+ *
+ * Result is 1 if text matches and 0 if not.
+ */
+
+#define strcasecompare(a,b) curl_strequal(a,b)
+#define strncasecompare(a,b,c) curl_strnequal(a,b,c)
+
+char Curl_raw_toupper(char in);
+char Curl_raw_tolower(char in);
+
+/* checkprefix() is a shorter version of the above, used when the first
+   argument is the string literal */
+#define checkprefix(a,b)    curl_strnequal(b, STRCONST(a))
+
+void Curl_strntoupper(char *dest, const char *src, size_t n);
+void Curl_strntolower(char *dest, const char *src, size_t n);
+
+bool Curl_safecmp(char *a, char *b);
+int Curl_timestrcmp(const char *first, const char *second);
+
+#endif /* HEADER_CURL_STRCASE_H */