-e 's|@''GNULIB_POSIX_SPAWNATTR_SETSIGMASK''@|$(GNULIB_POSIX_SPAWNATTR_SETSIGMASK)|g' \
-e 's|@''GNULIB_POSIX_SPAWNATTR_DESTROY''@|$(GNULIB_POSIX_SPAWNATTR_DESTROY)|g' \
-e 's|@''HAVE_POSIX_SPAWN''@|$(HAVE_POSIX_SPAWN)|g' \
-e 's|@''GNULIB_POSIX_SPAWNATTR_SETSIGMASK''@|$(GNULIB_POSIX_SPAWNATTR_SETSIGMASK)|g' \
-e 's|@''GNULIB_POSIX_SPAWNATTR_DESTROY''@|$(GNULIB_POSIX_SPAWNATTR_DESTROY)|g' \
-e 's|@''HAVE_POSIX_SPAWN''@|$(HAVE_POSIX_SPAWN)|g' \