Next: Constants for Sysconf, Up: Sysconf
sysconfThis function is used to inquire about runtime system parameters. The parameter argument should be one of the `_SC_' symbols listed below.
The normal return value from
sysconfis the value you requested. A value of-1is returned both if the implementation does not impose a limit, and in case of an error.The following
errnoerror conditions are defined for this function:
EINVAL- The value of the parameter is invalid.