1 files changed, 1 insertions, 1 deletions

diff --git a/configure.in b/configure.in
index f540671..af8278e 100644
--- a/configure.in
+++ b/configure.in
@@ -762,7 +762,7 @@ if test -n "$ac_cv_ps_varlist" ; then
         AC_DEFINE_UNQUOTED(PS_COLS,$ac_cv_ps_cols,
                 [Number of columns in ps command])
         EXTRAS="$EXTRAS check_procs check_nagios"
-        if echo "$ac_cv_ps_varlist" | grep -q "procetime"; then
+        if echo "$ac_cv_ps_varlist" | grep "procetime" >/dev/null; then
                 AC_DEFINE(PS_USES_PROCETIME,"yes",
                           [Whether the ps utility uses the "procetime" field])
         fi