I'm trying to compile MLDonkey and I get this error:
squirrel 77# gmake
/usr/nekoware/bin/ocamlc.opt -linkall -o ocamlpp.byte -custom unix.cma str.cma -ccopt " " -cclib "-lz " -cclib "-lpthread" -I build tools/ocamlpp.cmo
sh: c99: not found
Error while building custom runtime system
gmake: *** [ocamlpp.byte] Error 2
squirrel 77# gmake
/usr/nekoware/bin/ocamlc.opt -linkall -o ocamlpp.byte -custom unix.cma str.cma -ccopt " " -cclib "-lz " -cclib "-lpthread" -I build tools/ocamlpp.cmo
sh: c99: not found
Error while building custom runtime system
gmake: *** [ocamlpp.byte] Error 2