issue variable rpdk;

[phipo <phipo.research%orange.fr@localhost>]

Hi,
I'm try to install XEN, have got issue about prop_dictionary_keysym_t 
opdk, pdk, rpdk; !
I've updating pkgsrc 2015Q2 and also pkgin repositories (2015Q2), so 
this is my output :
*******************************************************************************************
> ln -s ../amd64 xen-ma/machine
> rm -f machine
> ln -s ../../../../arch/xen/include/amd64 machine
> making sure the compat library is up to date...
> `libcompat.a' is up to date.
> making sure the kern library is up to date...
> #   compile  kern/prop_dictionary.o
> gcc -mcmodel=kernel -mno-red-zone -ffreestanding 
> -fno-zero-initialized-in-bss  -O2 -fno-omit-frame-pointer 
> -fstack-protector -Wstack-protector   --param ssp-buffer-size=1 
> -fno-strict-aliasing     -std=gnu99   -Werror -Wall -Wno-main 
> -Wno-format-zero-length -Wpointer-arith -Wmissing-prototypes 
> -Wstrict-prototypes -Wold-style-definition -Wswitch -Wshadow 
> -Wcast-qual -Wwrite-strings -Wno-unreachable-code -Wno-pointer-sign 
> -Wno-attributes -Wextra -Wno-unused-parameter -Wold-style-definition 
> -Wno-sign-compare -I../../../../../../lib/libkern/arch/x86_64 -Damd64 
> -Dx86_64 -I../../. -I/usr/src/sys/arch/amd64/compile/XEN3_DOM0/xen-ma 
> -I../../../../../../../common/include -I../../../../../../arch 
> -I../../../../../.. -nostdinc -DMSGBUFSIZE="24576" -DMAXUSERS=32 
> -D_KERNEL -D_KERNEL_OPT -std=gnu99 
> -I../../../../../../lib/libkern/../../../common/lib/libc/quad 
> -I../../../../../../lib/libkern/../../../common/lib/libc/string 
> -I../../../../../../lib/libkern/../../../common/lib/libc/arch/x86_64/string 
> -D_FORTIFY_SOURCE=2 -I../../../../../../dist/ipf 
> -I../../../../../../external/isc/atheros_hal/dist 
> -I../../../../../../external/isc/atheros_hal/ic 
> -I../../../../../../external/bsd/acpica/dist/include 
> -I../../../../../../lib/libkern/../../../common/lib/libc/quad 
> -I../../../../../../lib/libkern/../../../common/lib/libc/string 
> -I../../../../../../lib/libkern/../../../common/lib/libc/arch/x86_64/string 
> -I../../../../../../lib/libkern/../../../common/include  -c 
> ../../../../../../lib/libkern/../../../common/lib/libprop/prop_dictionary.c 
> -o prop_dictionary.o
> ../../../../../../lib/libkern/../../../common/lib/libprop/prop_dictionary.c: 
> In function '_prop_dict_keysym_alloc':
> ../../../../../../lib/libkern/../../../common/lib/libprop/prop_dictionary.c:285:38: 
> error: variable 'rpdk' set but not used [-Werror=unused-but-set-variable]
>   prop_dictionary_keysym_t opdk, pdk, rpdk;
>                                       ^
> cc1: all warnings being treated as errors
> *** Error code 1
>
> Stop.
> make[1]: stopped in /usr/src/sys/arch/amd64/compile/XEN3_DOM0/lib/kern
> *** Error code 1
>
> Stop.
> make: stopped in /usr/src/sys/arch/amd64/compile/XEN3_DOM0
> dct-pegasus#
I hope that someone can help me !

Regards
Philippe