osx man page for acl_delete_flag_np

ACL_DELETE_FLAG_NP(3)					   BSD Library Functions Manual 				     ACL_DELETE_FLAG_NP(3)

NAME
     acl_delete_flag_np -- delete flags from a flag set

LIBRARY
     Standard C Library (libc, -lc)

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

     int
     acl_delete_flag_np(acl_flagset_t flagset_d, acl_flag_t flag);

DESCRIPTION
     The acl_delete_flag_np() function is a nonstandard extension that removes the specific flag flag from the flag set flagset_d.

RETURN VALUES
     The acl_delete_flag_np() function returns the value 0 if successful; otherwise the value -1 is returned and the global variable errno is set
     to indicate the error.

ERRORS
     The acl_delete_flag_np() function fails if:

     [EINVAL]		Argument flagset_d is not a valid descriptor for a flag set.  Argument flag does not contain an acl_flag_t value that is
			valid for the flagset_d flagset.

SEE ALSO
     acl(3), acl_add_flag_np(3), acl_clear_flags_np(3), acl_get_flagset_np(3), acl_set_flagset_np(3)

AUTHORS
     Michael Smith
     Chris D. Faulhaber

BSD
								  March 10, 2001							       BSD