Function svn_fs_print_modules 

pub unsafe extern "C" fn svn_fs_print_modules(
    output: *mut svn_stringbuf_t,
    pool: *mut apr_pool_t,
) -> *mut svn_error_t

Append a textual list of all available FS modules to the stringbuf @a output. Third-party modules are only included if repository access has caused them to be loaded.

@since New in 1.2.