D23843.id68845.diff
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	Index: lib/libc/sys/mmap.2
	===================================================================
	--- lib/libc/sys/mmap.2
	+++ lib/libc/sys/mmap.2
	@@ -431,7 +431,7 @@
	An invalid value was passed in the
	.Fa prot
	argument.
	-.It Bq Er EINVAL
	+.It Bq Er ENOTSUP
	The
	.Fa prot
	argument contains permissions which are not a subset of the specified
	Index: lib/libc/sys/mprotect.2
	===================================================================
	--- lib/libc/sys/mprotect.2
	+++ lib/libc/sys/mprotect.2
	@@ -98,7 +98,7 @@
	The
	.Fa prot
	argument contains unhandled bits.
	-.It Bq Er EINVAL
	+.It Bq Er ENOTSUP
	The
	.Fa prot
	argument contains permissions which are not a subset of the specified
	Index: sys/vm/vm_mmap.c
	===================================================================
	--- sys/vm/vm_mmap.c
	+++ sys/vm/vm_mmap.c
	@@ -225,7 +225,7 @@
	max_prot = PROT_MAX_EXTRACT(prot);
	prot = PROT_EXTRACT(prot);
	if (max_prot != 0 && (max_prot & prot) != prot)
	- return (EINVAL);
	+ return (ENOTSUP);

	p = td->td_proc;

	@@ -668,7 +668,7 @@
	vm_error = KERN_SUCCESS;
	if (max_prot != 0) {
	if ((max_prot & prot) != prot)
	- return (EINVAL);
	+ return (ENOTSUP);
	vm_error = vm_map_protect(&td->td_proc->p_vmspace->vm_map,
	addr, addr + size, max_prot, TRUE);
	}