clone.2: wfix

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>

diff --git a/man2/clone.2 b/man2/clone.2
index 20be9675bc7eeee73efe292396285f98bf8e2256..e293ef7720d44c3e3ccada840160c7f33b2cd290 100644 (file)
--- a/man2/clone.2
+++ b/man2/clone.2
@@ -839,7 +839,7 @@ Another difference for the raw
 .BR clone ()
 system call is that the
 .I child_stack
-argument may be zero,
+argument may be NULL,
 in which case the child uses a duplicate of the parent's stack.
 (Copy-on-write semantics ensure that the child gets separate copies
 of stack pages when either process modifies the stack.)