Merge pull request #361 from pali/rtnetlink-deduplicate

[ppp.git] / m4 / ax_check_pam.m4

diff --git a/m4/ax_check_pam.m4 b/m4/ax_check_pam.m4
index edb30e348c31966d1e36e2cb2f1ea7508c176c6a..b17a7573c8741f3a379df93bc6bca501535985c3 100644 (file)
--- a/m4/ax_check_pam.m4
+++ b/m4/ax_check_pam.m4
@@ -77,7 +77,7 @@ AC_DEFUN([AX_CHECK_PAM], [
                 $1
             ], [
                 AC_MSG_RESULT([no])
-                with_pam=""
+                with_pam="no"
                 $2
             ])
         CPPFLAGS="$save_CPPFLAGS"
@@ -88,6 +88,6 @@ AC_DEFUN([AX_CHECK_PAM], [
         AC_SUBST([PAM_LIBS])
         AC_SUBST([PAM_LDFLAGS])
     fi
-    AM_CONDITIONAL(WITH_LIBPAM, test -n "${with_pam}")
+    AM_CONDITIONAL(WITH_LIBPAM, test "x${with_pam}" != "xno")
 ])