File 0003-sequentialize-docs.patch of Package mit-scheme

From: "Barak A. Pearlmutter" <barak+git@cs.nuim.ie>
Date: Mon, 12 Aug 2013 16:30:22 +0200
Subject: sequentialize docs

---
 doc/make-common.in | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/doc/make-common.in b/doc/make-common.in
index cab6792..1d426cb 100644
--- a/doc/make-common.in
+++ b/doc/make-common.in
@@ -165,5 +165,8 @@ install-pdf: $(PDF_TARGET)
 install-ps: $(PS_TARGET)
 	$(INSTALL_DATA) $(PS_TARGET) $(DESTDIR)$(psdir)/.
 
+# The above is not parallel build safe.
+.NOTPARALLEL:
+
 .PHONY: all mostlyclean clean distclean maintainer-clean
 .PHONY: install-info install-html install-pdf install-ps