Fix the patch by inserting tabs.

integrit/integrit.patch

@@ -6,8 +6,8 @@ diff -Naur integrit-3.02.orig/doc/Makefile.in integrit-3.02/doc/Makefile.in
  	done
  	@:; iistatus=0; \
 -	if ! $(INSTALL_INFO) --version > /dev/null 2>&1; then \
-+    $(INSTALL_INFO) --version > /dev/null 2>&1; stat=$$; \
-+    if test $$stat != 0; then \
++	$(INSTALL_INFO) --version > /dev/null 2>&1; stat=$$; \
++	if test $$stat != 0; then \
  	  iistatus=1; \
  	elif test ! -z "`$(INSTALL_INFO) --version 2>&1 | grep texinfo`"; then \
  	  (set -xe; \