I have a similar problem when running the configure script:
I/O functions
checking for ANSI C header files... (cached) yes
checking whether stat file-mode macros are broken... no
checking stdio.h usability... yes
checking stdio.h presence... yes
checking for stdio.h... yes
checking fcntl.h usability... yes
checking fcntl.h presence... yes
checking for fcntl.h... yes
checking errno.h usability... yes
checking errno.h presence... yes
checking for errno.h... yes
checking for open... yes
checking for read... yes
checking for write... yes
checking for close... yes
checking for printf... yes
checking for sprintf... yes
checking for unlink... yes
checking for exit... no
configure: error: required function missing
How can I fix this?
Thanks a lot
Javier
Same Problem. No one after 3 years?