ctf_data_alloc
if ((buf = ctf_data_alloc(size)) == MAP_FAILED)
extern void *ctf_data_alloc(size_t);
if ((base = ctf_data_alloc(size + hdrsz)) == MAP_FAILED)
cbuf = ctf_data_alloc(ctfsect.cts_size);
symbuf = ctf_data_alloc(symsect.cts_size);
strbuf = ctf_data_alloc(strsect.cts_size);
czd->czd_buf = ctf_data_alloc(czd->czd_allocsz);
ndata = ctf_data_alloc(newsz);