Call for testers: libiberty/physmem.c

[Andreas Tobler]

Kaveh R. Ghazi wrote:
> Is `sysctl' a binary program or a system call?  (Or both?)
> 
> What would the C interface look like?  What autoconf magic does it need?

As I understand both sysctl(3) and sysctl(8).

The below is from the darwin man pages top.

HISTORY
      sysctl first appeared in 4.4BSD.

Andreas

 From the man page 3:
SYSCTL(3)               System Library Functions Manual

NAME
      sysctl, sysctlbyname, sysctlnametomib - get or set system information

LIBRARY
      Standard C Library (libc, -lc)

SYNOPSIS
      #include <sys/types.h>
      #include <sys/sysctl.h>

      int
      sysctl(int *name, u_int namelen, void *oldp, size_t *oldlenp, void 
*newp,
              size_t newlen);
.....

SYSCTL(8)                   System Manager's Manual

NAME
      sysctl - get or set kernel state

SYNOPSIS
      sysctl [-n] name ...
      sysctl [-n] -w name=value ...
      sysctl [-n] -aA

...