patch 8.1.1174: cannot build with Ruby 1.8 commit https://github.com/vim/vim/commit/8dc4c7292364d31cfb8afa8a67984b78b657b192 Author: Bram Moolenaar <Bram@vim.org> Date: Sun Apr 14 19:42:13 2019 +0200 patch 8.1.1174: cannot build with Ruby 1.8 Problem: Cannot build with Ruby 1.8. (Tom G. Christensen) Solution: Include ruby/st.h. (Ozaki Kiichi, closes https://github.com/vim/vim/issues/4257)

/* crypt_zip.c */
void crypt_zip_init(cryptstate_T *state, char_u *key, char_u *salt, int salt_len, char_u *seed, int seed_len);
void crypt_zip_encode(cryptstate_T *state, char_u *from, size_t len, char_u *to);
void crypt_zip_decode(cryptstate_T *state, char_u *from, size_t len, char_u *to);
/* vim: set ft=c : */