[Fluxus] fluxus building

[christophe]

Hi all,
Previously, I succeeded to build Fluxus on Linux Mint15, and since had a lot
of fun... so now I try again to build it on another computer, also with
Mint15, I've installed racket 3.5.1 everything ok, but when i run scons,
with addon=0, i've got : 
 scons: Reading SConscript files ...
--------------------------------------------------------
Fluxus: Configuring Build Environment
--------------------------------------------------------
Checking for C library m... (cached) yes
Checking for C library pthread... (cached) yes
Checking for C library dl... (cached) yes
Checking for C library jpeg... (cached) yes
Checking for C library tiff... (cached) yes
Checking for C library freetype... (cached) yes
Checking for C library z... (cached) yes
Checking for C library bz2... (cached) yes
Checking for C library png... (cached) yes
Checking for C library ode... (cached) yes
Checking for C library sndfile... (cached) yes
Checking for C library fftw3... (cached) yes
Checking for C library lo... (cached) yes
Checking for C library GLEW... (cached) yes
Checking for C library racket3m... (cached) yes
Checking for C library jack... (cached) yes
Checking for C library GL... (cached) yes
Checking for C library GLU... (cached) yes
Checking for C library glut... (cached) yes
Checking for C library asound... (cached) yes
Checking for C library openal... (cached) yes
Checking for C function dInitODE2()... (cached) yes
Checking for C++ function lo_arg_size_check()... (cached) yes
scons: done reading SConscript files.
scons: Building targets ...
g++ -o fluxa/src/Modules.o -c -ggdb -pipe -Wall -O3 -ffast-math -Wno-unused
-fPIC -pthread -DFLUXUS_MAJOR_VERSION=0 -DFLUXUS_MINOR_VERSION=18
-DRACKET_COLLECTS_LOCATION="\"/usr/local/lib/racket/collects/"\"
-DFLUXUS_COLLECTS_LOCATION="\"/usr/local/lib"\"
-DDATA_LOCATION="\"/usr/local/share/fluxus-018"\" -DGLSL -DMZ_PRECISE_GC
-D__LINUX_ALSASEQ__ -DdDOUBLE -I/usr/local/include -I/usr/include
-I/usr/local/include/freetype2 -I/usr/include/freetype2
-I/usr/local/include/racket -I/home/christophe/libfluxus/src
fluxa/src/Modules.cpp
fluxa/src/Modules.cpp:20:25: fatal error: openssl/evp.h: No such file or
directory
compilation terminated.
scons: *** [fluxa/src/Modules.o] Error 1
scons: building terminated because of errors.

So... if anybody got any help ?