xgl and dpms

[sNop]

it's possible compile xserver-xgl without dmps ? when i write 
--disable-dpms i get this error and i'dont know if any header package is 
missing or it's the code bug.

if /bin/sh ../../../libtool --tag=CC --mode=compile gcc -DHAVE_CONFIG_H 
-I. -I. -I../../../include -I../../../include -I../../../include 
-I../../../include -I../../../include -I../../../include 
-I../../../include -I../../../include    -I../../../hw/xgl 
-I../../../hw/xgl/glxext -I../../../GL/glx -I../../../GL/include 
-I/opt/Xgl/_tmp_/mesa/include -I/opt/Xgl/_tmp_/mesa/src/mesa/glapi 
-DXGLServer -DHAVE_XGL_CONFIG_H -DHAVE_DIX_CONFIG_H -I/opt/Xgl/include   
-D_BSD_SOURCE -DHAS_FCHOWN -DHAS_STICKY_DIR_BIT -I/opt/Xgl/include   
-I../../../include -I../../../include -I../../../Xext 
-I../../../composite -I../../../damageext -I../../../xfixes 
-I../../../Xi -I../../../mi -I../../../miext/shadow  
-I../../../miext/damage -I../../../render -I../../../randr 
-I../../../fb  -g -O2 -MT xglx.lo -MD -MP -MF ".deps/xglx.Tpo" -c -o 
xglx.lo xglx.c; \
        then mv -f ".deps/xglx.Tpo" ".deps/xglx.Plo"; else rm -f 
".deps/xglx.Tpo"; exit 1; fi
 gcc -DHAVE_CONFIG_H -I. -I. -I../../../include -I../../../include 
-I../../../include -I../../../include -I../../../include 
-I../../../include -I../../../include -I../../../include 
-I../../../hw/xgl -I../../../hw/xgl/glxext -I../../../GL/glx 
-I../../../GL/include -I/opt/Xgl/_tmp_/mesa/include 
-I/opt/Xgl/_tmp_/mesa/src/mesa/glapi -DXGLServer -DHAVE_XGL_CONFIG_H 
-DHAVE_DIX_CONFIG_H -I/opt/Xgl/include -D_BSD_SOURCE -DHAS_FCHOWN 
-DHAS_STICKY_DIR_BIT -I/opt/Xgl/include -I../../../include 
-I../../../include -I../../../Xext -I../../../composite 
-I../../../damageext -I../../../xfixes -I../../../Xi -I../../../mi 
-I../../../miext/shadow -I../../../miext/damage -I../../../render 
-I../../../randr -I../../../fb -g -O2 -MT xglx.lo -MD -MP -MF 
.deps/xglx.Tpo -c xglx.c  -fPIC -DPIC -o .libs/xglx.o
xglx.c: In function 'xglxOsVendorInit':
xglx.c:1608: error: 'DPMSStandbyTime' undeclared (first use in this 
function)
xglx.c:1608: error: (Each undeclared identifier is reported only once
xglx.c:1608: error: for each function it appears in.)
xglx.c:1609: error: 'DPMSSuspendTime' undeclared (first use in this 
function)
xglx.c:1610: error: 'DPMSOffTime' undeclared (first use in this function)
xglx.c: In function 'xglxDPMSSet':
xglx.c:1760: error: 'DPMSPowerLevel' undeclared (first use in this function)
make[4]: *** [xglx.lo] Error 1
make[4]: Leaving directory `/opt/Xgl/_tmp_/xserver/hw/xgl/glx'
make[3]: *** [all-recursive] Error 1
make[3]: Leaving directory `/opt/Xgl/_tmp_/xserver/hw/xgl/glx'
make[2]: *** [all-recursive] Error 1
make[2]: Leaving directory `/opt/Xgl/_tmp_/xserver/hw/xgl'
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory `/opt/Xgl/_tmp_/xserver/hw'
make: *** [all-recursive] Error 1