Tag	Description
-a	all information, this is the same as setting all the other flags.
-v	the current OpenSSL version.
-b	the date the current version of OpenSSL was built.
-o	option information: various options set when the library was built.
-c	compilation flags.
-p	platform setting.
-d	OPENSSLDIR setting.

NOTES

The output of openssl version -a would typically be used when sending in a bug report.

HISTORY

The -d option was added in OpenSSL 0.9.7.