+/*!
+@defgroup api-version Library version
+
+@brief
+ Library version getters.
+
+This module contains four functions to get the four parts of the
+library's version:
+
+<dl>
+ <dt>Major version</dt>
+ <dd>bt_version_get_major()</dd>
+
+ <dt>Minor version</dt>
+ <dd>bt_version_get_minor()</dd>
+
+ <dt>Patch version</dt>
+ <dd>bt_version_get_patch()</dd>
+
+ <dt>Extra information</dt>
+ <dd>bt_version_get_extra()</dd>
+</dl>
+*/
+
+/*! @{ */
+
+/*!
+@brief
+ Returns the major version of libbabeltrace2.
+
+@returns
+ Major version of the library.
+*/