Fix quoting for Solaris LDSHARED. Will backport to 2.2.
diff --git a/configure b/configure
index e6c99dc..eccd4d6 100755
--- a/configure
+++ b/configure
@@ -1,5 +1,5 @@
 #! /bin/sh
-# From configure.in Revision: 1.351 .
+# From configure.in Revision: 1.352 .
 # Guess values for system-dependent variables and create Makefiles.
 # Generated by GNU Autoconf 2.53.
 #
@@ -8917,7 +8917,7 @@
 	SunOS/5*)
 		if test "$GCC" = "yes"
 		then LDSHARED='$(CC) -shared'
-		else LDSHARED="$(CC) -G";
+		else LDSHARED='$(CC) -G';
 		fi ;;
 	hp*|HP*) LDSHARED="ld -b";;
 	OSF*) LDSHARED="ld -shared -expect_unresolved \"*\"";;