1if [ -z "${pfx}" ]; then
 2	desc_return="Return: @true if @v was updated, @false otherwise."
 3fi
 4
 5cat <<EOF
 6/**
 7 * ${class}${atomicname}() - atomic add unless value with ${desc_order} ordering
 8 * @v: pointer to ${atomic}_t
 9 * @a: ${int} value to add
10 * @u: ${int} value to compare with
11 *
12 * If (@v != @u), atomically updates @v to (@v + @a) with ${desc_order} ordering.
 
13 *
14 * ${desc_noinstr}
15 *
16 * ${desc_return}
17 */
18EOF

 1if [ -z "${pfx}" ]; then
 2	desc_return="Return: @true if @v was updated, @false otherwise."
 3fi
 4
 5cat <<EOF
 6/**
 7 * ${class}${atomicname}() - atomic add unless value with ${desc_order} ordering
 8 * @v: pointer to ${atomic}_t
 9 * @a: ${int} value to add
10 * @u: ${int} value to compare with
11 *
12 * If (@v != @u), atomically updates @v to (@v + @a) with ${desc_order} ordering.
13 * Otherwise, @v is not modified and relaxed ordering is provided.
14 *
15 * ${desc_noinstr}
16 *
17 * ${desc_return}
18 */
19EOF