cspace
void cspace(SPACE *, const char *, size_t, enum e_spflag);
cspace(sp, p, len, spflag);
cspace(&PS, hs, hsl, REPLACE);
cspace(&PS, "\n", 1, APPEND);
cspace(&PS, hs, hsl, APPEND);
cspace(&HS, ps, psl, REPLACE);
cspace(&HS, "\n", 1, APPEND);
cspace(&HS, ps, psl, APPEND);
cspace(&PS, "\n", 1, APPEND);
cspace(&HS, "", 0, REPLACE);
cspace(&HS, "", 0, REPLACE);
cspace(&SS, s, re_off, APPEND);
cspace(&SS, s + match[0].rm_so, 1,
cspace(&SS, s, slen, APPEND);
cspace(&SS, ps, re_off, APPEND);
cspace(&SS, s, slen, APPEND);
cspace(&YS, &c, 1, APPEND);
cspace(&YS, y->multis[i].to,
cspace(&YS, p, 1, APPEND);
extern char *cspace, *cstore;
char *cstore, *cspace;
if (cstore-cspace > MAXCHS)
cstore = cspace = chspace();
cstore=cspace= chspace();
while (gets1(cstore=cspace, MAXSTR) && domore(cstore))