# DP: Call the linker with -O1 -Bsymbolic-functions

Index: b/configure.ac
===================================================================
--- a/configure.ac
+++ b/configure.ac
@@ -2449,8 +2449,8 @@ then
 		fi
 		;;
 	Linux*|GNU*|QNX*)
-		LDSHARED='$(CC) -shared'
-		LDCXXSHARED='$(CXX) -shared';;
+		LDSHARED='$(CC) -shared -Wl,-O1 -Wl,-Bsymbolic-functions'
+		LDCXXSHARED='$(CXX) -shared -Wl,-O1 -Wl,-Bsymbolic-functions';;
 	BSD/OS*/4*)
 		LDSHARED="gcc -shared"
 		LDCXXSHARED="g++ -shared";;
@@ -2548,7 +2548,7 @@ then
 	    LINKFORSHARED="-Wl,-E -Wl,+s";;
 #	    LINKFORSHARED="-Wl,-E -Wl,+s -Wl,+b\$(BINLIBDEST)/lib-dynload";;
 	BSD/OS/4*) LINKFORSHARED="-Xlinker -export-dynamic";;
-	Linux*|GNU*) LINKFORSHARED="-Xlinker -export-dynamic";;
+	Linux*|GNU*) LINKFORSHARED="-Xlinker -export-dynamic -Wl,-O1 -Wl,-Bsymbolic-functions";;
 	# -u libsys_s pulls in all symbols in libsys
 	Darwin/*)
 		LINKFORSHARED="$extra_undefs -framework CoreFoundation"