os: Use a trusted operating system entropy source.
This is the default method if such an entropy
source exists.
- getrandom: Use the L<getrandom(2)> system call if available.
+ getrandom: Use the L<getrandom(2)> or equivalent system
+ call.
devrandom: Use the the first device from the DEVRANDOM list
which can be opened to read random bytes. The
DEVRANDOM preprocessor constant expands to
error strings. For a statically linked application this may
be undesirable if small executable size is an objective.
+ no-autoload-config
+ Don't automatically load the default openssl.cnf file.
+ Typically OpenSSL will automatically load a system config
+ file which configures default ssl options.
no-capieng
Don't build the CAPI engine. This option will be forced if