Revert "update build.sh"
Revert "update build.sh"

This reverts commit c0ae3d075633ed9ca840992c48a89eb699f4d2d2.

chen-chan/nntpchan,majestrate/nntpchan,chen-chan/nntpchan,chen-chan/nntpchan,majestrate/nntpchan,majestrate/nntpchan,majestrate/nntpchan,majestrate/nntpchan,chen-chan/nntpchan,majestrate/nntpchan,chen-chan/nntpchan,chen-chan/nntpchan,chen-chan/nntpchan,majestrate/nntpchan,chen-chan/nntpchan