The
getosreldate ();
function returns an integer showing the version of the
currently running
Fx kernel.
Definitions of the values can be found in
"The Porter's Handbook"
which is usually installed at
/usr/share/doc/en_US.ISO8859-1/books/porters-handbook/
RETURN VALUES
Upon successful completion,
getosreldate ();
returns the value requested;
otherwise the value -1 is returned and the global variable
errno
is set to indicate the error.
ENVIRONMENT
OSVERSION
If the environment variable
OSVERSION
is set, it will override the
getosreldate ();
return value.
EXAMPLES
An example can be found in
/usr/share/examples/FreeBSD_version
ERRORS
The
getosreldate ();
function may fail and set
errno
for any of the errors specified for the library function
sysctl(3).
SEE ALSO
"The Porter's Handbook"
/usr/share/doc/en_US.ISO8859-1/books/porters-handbook/
HISTORY
The
getosreldate ();
function appeared in
Fx 2.0 .
