diff --git a/configure b/configure
index 330cc720..ec810065 100755
--- a/configure
+++ b/configure
@@ -15553,9 +15553,8 @@ if test x"$ax_pthread_ok" = xyes; then
 
 $as_echo "#define HAVE_PTHREAD 1" >>confdefs.h
 
-        CLIBS="$PTHREAD_LIBS $LIBS"
+        LIBS="$PTHREAD_LIBS $LIBS"
         CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
-        LDFLAGS="$LDFLAGS $PTHREAD_CFLAGS"
         CC="$PTHREAD_CC"
         :
 else
diff --git a/configure.ac b/configure.ac
index 4e16fadb..ab512bce 100755
--- a/configure.ac
+++ b/configure.ac
@@ -270,9 +270,8 @@ AC_CHECK_FUNCS([malloc memset socket])
 AX_PTHREAD([
         AC_DEFINE(HAVE_PTHREAD, 1,
           [Define if you have POSIX threads libraries and header files.])
-        CLIBS="$PTHREAD_LIBS $LIBS"
+        LIBS="$PTHREAD_LIBS $LIBS"
         CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
-        LDFLAGS="$LDFLAGS $PTHREAD_CFLAGS"
         CC="$PTHREAD_CC"],
         AC_MSG_ERROR([No pthread support on this machine]))