Vista, rebuild modules?

first post,please be gentle :-]

im trying to build the modules after sync mods,and it throws an error:


Building Modules
Compiling:blitz_app.c
gcc: installation problem, cannot exec `cc1': No such file or directory
Build Error: failed to compile C:/Program Files/BlitzMax/mod/brl.mod/blitz.mod/blitz_app.c
Process complete


any ideas?, my windows version is vista H.P. if thats any use

thanks