getosreldate -- get the value of __FreeBSD_version
Standard C Library (libc, -lc)
#include <osreldate.h>
int
getosreldate(void);
The getosreldate() function returns an integer showing the version of the
currently running FreeBSD 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/.
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.
An example can be found in /usr/share/examples/FreeBSD_version.
The getosreldate() function may fail and set errno for any of the errors
specified for the library function sysctl(3).
The Porter's Handbook,
/usr/share/doc/en_US.ISO8859-1/books/porters-handbook/.
The getosreldate() function appeared in FreeBSD 2.0.
FreeBSD 5.2.1 January 30, 2003 FreeBSD 5.2.1 [ Back ] |