i followed this:
-- Download ADL From http://developer.amd.com/tools-and-sdks/graphics-development/display-library-adl-sdk/
-- Unzip and copy files from include/* to sgminers/ADL_SDK/ folder

anon@desktop:~/drk/sph-sgminer$ cd ADL_SDK/
anon@desktop:~/drk/sph-sgminer/ADL_SDK$ ls
adl_defines.h  adl_sdk.h  adl_structures.h  readme.txt
anon@desktop:~/drk/sph-sgminer/ADL_SDK$ cat readme.txt
Please insert AMD ADL files adl_defines.h adl_sdk.h adl_structures.h here.

They can be found at
http://developer.amd.com/tools-and-sdks/graphics-development/display-library-adl-sdk/

libtoolize
autoreconf -ivf
CFLAGS="-O2 -Wall -march=native" ./configure

....losts of stuff....
config.status: creating src/Makefile
config.status: creating src/jansson_config.h
config.status: creating config.h
config.status: config.h is unchanged
config.status: executing depfiles commands
config.status: executing libtool commands

------------------------------------------------------------------------
sgminer 4.1.0
------------------------------------------------------------------------

Configuration Options Summary:

  Use git version......: yes
  libcurl(GBT+getwork).: Enabled: -lcurl 
  curses.TUI...........: FOUND: -lncurses
  OpenCL...............: NOT FOUND. GPU mining support DISABLED
configure: error: OpenCL not found

bash:~/drk/sph-sgminer$ ls /usr/lib/libOpenCL* -lah
lrwxrwxrwx 1 root root  47 Mar  9 16:30 /usr/lib/libOpenCL.so -> /etc/alternatives/x86_64-linux-gnu_libOpenCL.so
-rw-r--r-- 1 root root 31K Mar  9 16:34 /usr/lib/libOpenCL.so.1

sudo make