diff --git a/libmnetutil/bootstrap b/libmnetutil/bootstrap

index 7fe3377..5a5af06 100755

--- a/libmnetutil/bootstrap

+++ b/libmnetutil/bootstrap

@@ -28,7 +28,9 @@ elif automake-1.7 --version >/dev/null 2>&1; then

   amvers="-1.7"

 elif automake --version > /dev/null 2>&1; then

   amvers="`automake --version | sed -e '1s/[^0-9]*//' -e q`"

-  if expr "$amvers" "<" "1.5" > /dev/null 2>&1; then

+  rpmvercmp "$amvers" "1.5" > /dev/null 2>&1

+  rpmverresult=$?

+  if [ $rpmverresult -lt 0 ] ; then

     amvers="no"

   else

     amvers=""

diff --git a/libmnetutil/source/SocketServer.cxx b/libmnetutil/source/SocketServer.cxx

index 5fad44e..082292f 100644

--- a/libmnetutil/source/SocketServer.cxx

+++ b/libmnetutil/source/SocketServer.cxx

@@ -35,6 +35,7 @@

 # include<fcntl.h>

 typedef int socklen_t;

 #else

+#include <unistd.h>

 #define closesocket close

 #endif