ref: 2ce5f2b4ecfc37cbc032b5ea2102caa2de7bd6c6
dir: /sys/src/cmd/eqn/mark.c/
#include "e.h"
void mark(int p1)
{
markline = 1;
printf(".ds %d \\k(09\\*(%d\n", p1, p1);
yyval = p1;
dprintf(".\tmark %d\n", p1);
}
void lineup(int p1)
{
markline = 2;
if (p1 == 0) {
yyval = salloc();
printf(".ds %d \\h'|\\n(09u'\n", yyval);
}
dprintf(".\tlineup %d\n", p1);
}