--- src/Makefile.in.orig	1995-06-16 06:19:24 UTC
+++ src/Makefile.in
@@ -125,8 +125,8 @@ RCSTEST = \
 # Install RCS and (if applicable) GNU diff before running these tests.
 # To test RCS before installing it, see the file INSTALL.RCS.
 RCSTEST = \
-	ALL_CFLAGS='$(ALL_CFLAGS)' CC='$(CC)' DIFF='$(DIFF)' \
-	LDFLAGS='$(LDFLAGS)' LIBS='$(LIBS)' \
+	ALL_CFLAGS="$(ALL_CFLAGS)" CC="$(CC)" DIFF="$(DIFF)" \
+	LDFLAGS="$(LDFLAGS)" LIBS="$(LIBS)" \
 	PATH=$(bindir):$$PATH \
 	sh $(srcdir)/rcstest
 installcheck ::
@@ -153,18 +153,18 @@ conf.h : conf.sh Makefile
 #(Unix
 conf.h : conf.sh Makefile
 	$(REMOVE) a.*
-	ALL_CFLAGS='$(ALL_CFLAGS)' \
-	CC='$(CC)' \
-	COMPAT2='$(COMPAT2)' \
-	DIFF3='$(DIFF3)' DIFF3_BIN='$(DIFF3_BIN)' \
-	DIFF='$(DIFF)' DIFFFLAGS='$(DIFFFLAGS)' DIFF_L='$(DIFF_L)' \
-	DIFF_SUCCESS='$(DIFF_SUCCESS)' \
-	DIFF_FAILURE='$(DIFF_FAILURE)' \
-	DIFF_TROUBLE='$(DIFF_TROUBLE)' \
-	ED='$(ED)' \
-	LDFLAGS='$(LDFLAGS)' LIBS='$(LIBS)' \
-	RCSPREFIX='$(RCSPREFIX)' \
-	SENDMAIL='$(SENDMAIL)' \
+	ALL_CFLAGS="$(ALL_CFLAGS)" \
+	CC="$(CC)" \
+	COMPAT2="$(COMPAT2)" \
+	DIFF3="$(DIFF3)" DIFF3_BIN="$(DIFF3_BIN)" \
+	DIFF="$(DIFF)" DIFFFLAGS="$(DIFFFLAGS)" DIFF_L="$(DIFF_L)" \
+	DIFF_SUCCESS="$(DIFF_SUCCESS)" \
+	DIFF_FAILURE="$(DIFF_FAILURE)" \
+	DIFF_TROUBLE="$(DIFF_TROUBLE)" \
+	ED="$(ED)" \
+	LDFLAGS="$(LDFLAGS)" LIBS="$(LIBS)" \
+	RCSPREFIX="$(RCSPREFIX)" \
+	SENDMAIL="$(SENDMAIL)" \
 	$(SHELL) -x $(srcdir)/conf.sh 3>&1 >a.h 2>conf.err
 	mv a.h $@
 	$(REMOVE) a.* core core.* *.core