sg_flags_t
extern const char *conv_seg_flags(sg_flags_t, Conv_seg_flags_buf_t *);
sg_flags_t sg_flags;
conv_seg_flags(sg_flags_t flags, Conv_seg_flags_buf_t *seg_flags_buf)
extern Sg_desc *ld_map_seg_alloc(const char *, Word, sg_flags_t);
sg_flags_t sg_flags; /* Seg descriptor flags to apply */
ld_map_seg_alloc(const char *name, Word p_type, sg_flags_t sg_flags)