Something

....
gcc -o dmsetup dmsetup.o  -L../lib/ioctl \
              -L../lib/ioctl -L/lib -ldevmapper
dmsetup.o: In function `_setgeometry':
dmsetup.c:(.text+0x1155): undefined reference to `dm_task_set_geometry'
dmsetup.o: In function `_create':
dmsetup.c:(.text+0x3950): undefined reference to `dm_task_set_uid'
dmsetup.c:(.text+0x396f): undefined reference to `dm_task_set_gid'
dmsetup.c:(.text+0x398e): undefined reference to `dm_task_set_mode'
collect2: ld returned 1 exit status
make[1]: *** [dmsetup] Error 1
make[1]: Leaving directory `/usr/src/RPM/BUILD/device-mapper.1.02.09/dmsetup'
make: *** [dmsetup] Error 2
make: Leaving directory `/usr/src/RPM/BUILD/device-mapper.1.02.09'
error: Bad exit status from /usr/src/tmp/rpm-tmp.25304 (%build)



[builder@exchange dmsetup]$ nm -D ../lib/ioctl/libdevmapper.so  | grep dm_task_set_geometry
[builder@exchange dmsetup]$