commit https://github.com/vim/vim/commit/17576a1e33d71b5602cee86bf220a806c8412605 Author: Bram Moolenaar <Bram@vim.org> Date: Wed Jan 20 20:05:44 2016 +0100 patch 7.4.1144 Problem: Can't build on several systems. Solution: Include float.h. (Christian Robinson, closes https://github.com/vim/vim/issues/570 https://github.com/vim/vim/issues/571)

/* auto/if_perl.c */
int perl_enabled(int verbose);
void perl_end(void);
void msg_split(char_u *s, int attr);
void perl_win_free(win_T *wp);
void perl_buf_free(buf_T *bp);
void ex_perl(exarg_T *eap);
void do_perleval(char_u *str, typval_T *rettv);
void ex_perldo(exarg_T *eap);