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diff --git a/make.texinfo b/make.texinfo
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--- a/make.texinfo
+++ b/make.texinfo
@@ -2471,6 +2471,16 @@ Simply by being mentioned as a target, this tells @code{make} to
export all variables to child processes by default.
@xref{Variables/Recursion, ,Communicating Variables to a
Sub-@code{make}}.
+
+@findex .NOTPARALLEL
+@item .NOTPARALLEL
+@cindex parallel execution, overriding
+
+If @code{.NOTPARALLEL} is mentioned as a target, then this invocation of
+@code{make} will be run serially, even if the @samp{-j} option is
+given. Any recursively invoked @code{make} command will still be run in
+parallel if its makefile doesn't contain this target. Any prerequisites
+on this target are ignored.
@end table
Any defined implicit rule suffix also counts as a special target if it