Revert "Fix Makefile subshell output when run in parallel"

This reverts commit 117505454ce04c0c0ce2c2b4058823cf764fc2eb.
It breaks the build for versions of GNU Make that don't support -O.

diff --git a/Makefile.in b/Makefile.in
index 0e16145c0a42c770d79aa7fc9ee7f7075f12f0f8..856c29a453e7631a05394761b0a48b143721b9d0 100644 (file)
--- a/Makefile.in
+++ b/Makefile.in
@@ -1008,7 +1008,7 @@ misc-dvi misc-html misc-pdf misc-ps: src
 
 info-dir: ${srcdir}/info/dir
 
-texi_misc = $(shell ${MAKE} --no-print-directory -O -s -C doc/misc echo-sources)
+texi_misc = $(shell ${MAKE} --no-print-directory -s -C doc/misc echo-sources)
 
 srcdir_doc_info_dir_inputs = \
   ${srcdir}/doc/emacs/emacs.texi \