}
if (amt > 0) {
+ if (sectp->sct_type != SCT_WATER) {
+ pr("Your seamines have no effect here.\n");
+ return;
+ }
sectp->sct_mines = min(sectp->sct_mines + amt, MINES_MAX);
pr("%d mines laid in %s.\n", amt,
xyas(sectp->sct_x, sectp->sct_y, player->cnum));