Use 0 instead of NULL, at least for function casts, since there are variants of stdio.h that define NULL in such a way that it's "unsafe" to use for function pointer casting.
Use 0 instead of NULL, at least for function casts, since there are
variants of stdio.h that define NULL in such a way that it's "unsafe"
to use for function pointer casting.

openssl/openssl,openssl/openssl,openssl/openssl,openssl/openssl,openssl/openssl,openssl/openssl