1SSLeay_version(3)                   OpenSSL                  SSLeay_version(3)
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NAME

6       SSLeay_version - retrieve version/build information about OpenSSL
7       library
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SYNOPSIS

10        #include <openssl/crypto.h>
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12        const char *SSLeay_version(int type);
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DESCRIPTION

15       SSLeay_version() returns a pointer to a constant string describing the
16       version of the OpenSSL library or giving information about the library
17       build.
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19       The following type values are supported:
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21       SSLEAY_VERSION
22           The version of the OpenSSL library including the release date.
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24       SSLEAY_CFLAGS
25           The compiler flags set for the compilation process in the form
26           "compiler: ..."  if available or "compiler: information not
27           available" otherwise.
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29       SSLEAY_BUILT_ON
30           The date of the build process in the form "built on: ..." if
31           available or "built on: date not available" otherwise.
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33       SSLEAY_PLATFORM
34           The "Configure" target of the library build in the form "platform:
35           ..."  if available or "platform: information not available"
36           otherwise.
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38       SSLEAY_DIR
39           The "OPENSSLDIR" setting of the library build in the form
40           "OPENSSLDIR: "...""  if available or "OPENSSLDIR: N/A" otherwise.
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RETURN VALUES

43       The following return values can occur:
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45       "not available"
46           An invalid value for type was given.
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48       Pointer to constant string
49           Textual description.
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SEE ALSO

52       crypto(3)
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HISTORY

55       SSLEAY_DIR was added in OpenSSL 0.9.7.
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591.0.2o                            2019-09-10                 SSLeay_version(3)