asterisk users - May 2009 - howto build oslec with dahdi-linux-2.1.0.4 or svn?

On Fedora 11, gcc-4.4, I'm trying to build oslec in dahdi-linux, but:


[asterisk at asterisk dahdi-linux]$ make
make -C drivers/dahdi/firmware firmware-loaders
make[1]: Entering directory 
`/home/asterisk/build/dahdi/svn/dahdi-linux/drivers/dahdi/firmware'
make[1]: Leaving directory 
`/home/asterisk/build/dahdi/svn/dahdi-linux/drivers/dahdi/firmware'
make -C /lib/modules/2.6.29.3-140.fc11.x86_64/build 
SUBDIRS=/home/asterisk/build/dahdi/svn/dahdi-linux/drivers/dahdi 
DAHDI_INCLUDE=/home/asterisk/build/dahdi/svn/dahdi-linux/include 
DAHDI_MODULES_EXTRA=" " HOTPLUG_FIRMWARE=yes modules DAHDI_BUILD_ALL=m
make[1]: Entering directory `/usr/src/kernels/2.6.29.3-140.fc11.x86_64'
   CC [M] 
/home/asterisk/build/dahdi/svn/dahdi-linux/drivers/dahdi/dahdi_echocan_oslec.o
/home/asterisk/build/dahdi/svn/dahdi-linux/drivers/dahdi/dahdi_echocan_oslec.c: 
In function ?echo_can_free?:
/home/asterisk/build/dahdi/svn/dahdi-linux/drivers/dahdi/dahdi_echocan_oslec.c:70:
error: implicit declaration of function ?oslec_free?
/home/asterisk/build/dahdi/svn/dahdi-linux/drivers/dahdi/dahdi_echocan_oslec.c: 
In function ?echo_can_process?:
/home/asterisk/build/dahdi/svn/dahdi-linux/drivers/dahdi/dahdi_echocan_oslec.c:82:
error: implicit declaration of function ?oslec_update?
/home/asterisk/build/dahdi/svn/dahdi-linux/drivers/dahdi/dahdi_echocan_oslec.c: 
In function ?echo_can_create?:
/home/asterisk/build/dahdi/svn/dahdi-linux/drivers/dahdi/dahdi_echocan_oslec.c:103:
error: implicit declaration of function ?oslec_create?
........................

Also tried dahdi svn - same result.

sean