sync code with last improvements from OpenBSD

lib/libX11/man/xkb/XkbFreeKeyboard.man

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+.\" Copyright 1999 Oracle and/or its affiliates. All rights reserved.
+.\"
+.\" Permission is hereby granted, free of charge, to any person obtaining a
+.\" copy of this software and associated documentation files (the "Software"),
+.\" to deal in the Software without restriction, including without limitation
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+.\" and/or sell copies of the Software, and to permit persons to whom the
+.\" Software is furnished to do so, subject to the following conditions:
+.\"
+.\" The above copyright notice and this permission notice (including the next
+.\" paragraph) shall be included in all copies or substantial portions of the
+.\" Software.
+.\"
+.\" THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+.\" IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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+.\"
+.TH XkbFreeKeyboard __libmansuffix__ __xorgversion__ "XKB FUNCTIONS"
+.SH NAME
+XkbFreeKeyboard \-  Destroys either an entire XkbDescRec or just some of its 
+members
+.SH SYNOPSIS
+.HP
+.B void XkbFreeKeyboard
+.BI "(\^XkbDescPtr " "xkb" "\^,"
+.BI "unsigned int " "which" "\^,"
+.BI "Bool " "free_all" "\^);"
+.if n .ti +5n
+.if t .ti +.5i
+.SH ARGUMENTS
+.TP
+.I xkb
+keyboard description with components to free 
+.TP
+.I which
+mask selecting components to free
+.TP
+.I free_all
+True => free all components and 
+.I xkb
+.SH DESCRIPTION
+.LP
+.I XkbFreeKeyboard 
+frees the components of 
+.I xkb 
+specified by 
+.I which 
+and sets the corresponding values to NULL. If 
+.I
+free_all 
+is True, 
+.I XkbFreeKeyboard 
+frees every non-NULL component of 
+.I xkb 
+and then frees the 
+.I xkb 
+structure itself.
+
+If kbd is NULL, no operation is performed.
+
+.SH "SEE ALSO"
+.BR XkbFreeClientMap (__libmansuffix__),
+.BR XkbFreeServerMap (__libmansuffix__),
+.BR XkbFreeCompatMap (__libmansuffix__),
+.BR XkbFreeIndicatorMaps (__libmansuffix__),
+.BR XkbFreeNames (__libmansuffix__),
+.BR XkbFreeGeometry (__libmansuffix__),
+.BR XkbFreeControls (__libmansuffix__)