diff --git a/src/w32-fd-t.inc.h b/src/w32-fd-t.inc.h
index ca63671..bc3df28 100644
--- a/src/w32-fd-t.inc.h
+++ b/src/w32-fd-t.inc.h
@@ -1,40 +1,47 @@
 ## w32-fd-t.inc.h - Include fragment to build assuan.h.
 ## Copyright (C) 2010  Free Software Foundation, Inc.
 ##
 ## This file is part of Assuan.
 ##
 ## Assuan is free software; you can redistribute it and/or modify it
 ## under the terms of the GNU Lesser General Public License as
 ## published by the Free Software Foundation; either version 2.1 of
 ## the License, or (at your option) any later version.
 ##
 ## Assuan is distributed in the hope that it will be useful, but
 ## WITHOUT ANY WARRANTY; without even the implied warranty of
 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 ## Lesser General Public License for more details.
 ##
 ## You should have received a copy of the GNU Lesser General Public
 ## License along with this program; if not, see <http://www.gnu.org/licenses/>.
 ## SPDX-License-Identifier: LGPL-2.1+
 ##
 ##
 ## This file is included by the mkheader tool.  Lines starting with
 ## a double hash mark are not copied to the destination file.
 
 /* Because we use system handles and not libc low level file
    descriptors on W32, we need to declare them as HANDLE (which
    actually is a plain pointer).  This is required to eventually
    support 64 bit Windows systems.  */
 typedef void *assuan_fd_t;
 #define ASSUAN_INVALID_FD ((void*)(-1))
 #define ASSUAN_INVALID_PID ((pid_t) -1)
+#if GPGRT_HAVE_PRAGMA_GCC_PUSH
+# pragma GCC push_options
+# pragma GCC diagnostic ignored "-Wbad-function-cast"
+#endif
 static GPG_ERR_INLINE assuan_fd_t
 assuan_fd_from_posix_fd (int fd)
 {
   if (fd < 0)
     return ASSUAN_INVALID_FD;
   else
     return (assuan_fd_t) _get_osfhandle (fd);
 }
+#if GPGRT_HAVE_PRAGMA_GCC_PUSH
+# pragma GCC pop_options
+#endif
 
 ##EOF##