xsrc/48991: xorg-mouse.pc miss includedir definition

[njoly%pasteur.fr@localhost]

>Number:         48991
>Category:       xsrc
>Synopsis:       xorg-mouse.pc miss includedir definition
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    xsrc-manager
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Mon Jul 14 11:00:00 +0000 2014
>Originator:     Nicolas Joly
>Release:        NetBSD 6.99.47
>Organization:
Intitut Pasteur
>Environment:
System: NetBSD lanfeust.sis.pasteur.fr 6.99.47 NetBSD 6.99.47 (GENERIC) #34: 
Fri Jul 11 20:38:22 CEST 2014 
njoly%lanfeust.sis.pasteur.fr@localhost:/local/src/NetBSD/obj.amd64/sys/arch/amd64/compile/GENERIC
 amd64
Architecture: x86_64
Machine: amd64
>Description:
While checking system .pc files, i noticed that pkg-config(1) warns about
missing includedir definition for xorg-mouse.pc

njoly@lanfeust [~]> 
PKG_CONFIG_LIBDIR=/usr/lib/pkgconfig:/usr/X11R7/lib/pkgconfig
njoly@lanfeust [~]> export PKG_CONFIG_LIBDIR
njoly@lanfeust [~]> pkg-config --list-all >/dev/null
Variable 'includedir' not defined in '/usr/X11R7/lib/pkgconfig/xorg-mouse.pc'
njoly@lanfeust [~]> cat /usr/X11R7/lib/pkgconfig/xorg-mouse.pc
sdkdir=${includedir}/xorg

Name: xorg-mouse
Description: X.Org mouse input driver for non-evdev OS'es
Version: 1.9.0
Cflags: -I${sdkdir}

>How-To-Repeat:
pkg-config --list-all >/dev/null
>Fix: