cap_get_flag(3C)

NAME
     cap_get_flag, cap_set_flag - get or set the value of a capability flag in
     a capability

SYNOPSIS
     #include <sys/capability.h>

     int cap_get_flag(cap_t cap_p, cap_value_t cap, cap_flag_t flag,
     cap_flag_value_t *value_p);
     int cap_set_flag(cap_t cap_p, cap_flag_t flag, int ncap, cap_value_t
     caps[], cap_flag_value_t value);

DESCRIPTION
     cap_get_flag Extracts the current value of the specified capability flag
     (flag) of the capability cap from the capability set pointed to by cap_p
     and stores it in the location pointed to by value.

     cap_set_flag Sets the specified capability flag (flag) in each of the
     array of capabilities caps (which has ncaps elements)of the from the
     capability set pointed to by cap_p and from the location pointed to by
     value.

RETURN VALUES
     Both functions return 0 if successful, -1 otherwise.

ERRORS
     cap_get_flag

     EINVAL          arguments are invalid

     ENOSYS          Capability support is not available (not installed).

     cap_set_flag:

     EINVAL          arguments are invalid

     ENOSYS          Capability support is not available (not installed).

SEE ALSO
     capabilities(4)