- PS_FLAGS="-af"; PS_PIDCOL="2"; HEAD_FLAGS="-n 1"
- ps $PS_FLAGS > /dev/null 2>&1
- if [ $? -ne 0 ]; then PS_FLAGS="a"; PS_PIDCOL="1"; fi
+ PS_FLAGS="-af"; PS_PIDCOL="2"; HEAD_FLAGS="-n 1"
+ ps $PS_FLAGS >/dev/null 2>&1
+ if [ $? -ne 0 ]; then PS_FLAGS="a"; PS_PIDCOL="1"; fi