code: @Override
    public File[] getLibraryPath() {
      if (this.libDirs == null) {
        final File CCloc = CUtil.getExecutableLocation("CC");
        if (CCloc != null) {
          final File compilerLib = new File(new File(CCloc, "../lib").getAbsolutePath());
          if (compilerLib.exists()) {
            this.libDirs = new File[2];
            this.libDirs[0] = compilerLib;
          }
        }
        if (this.libDirs == null) {
          this.libDirs = new File[1];
        }
      }
      this.libDirs[this.libDirs.length - 1] = new File("/usr/lib");
      return this.libDirs;
    }
docs: Returns library path.