# Check whether --with-nicklen was given.
if test "${with_nicklen+set}" = set; then
withval=$with_nicklen;
+ if ! expr "$withval" + 0 >/dev/null 2>&1; then
+ { { echo "$as_me:$LINENO: error: NICKLEN must be a numeric value" >&5
+echo "$as_me: error: NICKLEN must be a numeric value" >&2;}
+ { (exit 1); exit 1; }; }
+ fi
if test $withval -ge 50; then
NICKLEN=50
{ echo "$as_me:$LINENO: WARNING: NICKLEN has a hard limit of 50. Setting NICKLEN=50" >&5