84   size_t pos; /* current position */  member
107   if (sizeof (OFF_T) == sizeof (size_t) && (ssize_t) (c->pos + n) < 0)  in memwriter()
117   if (c->pos + n >= c->max)  in memwriter()
120       if (newsize < c->pos + n + 1)  in memwriter()
121 	newsize = c->pos + n + 1;  in memwriter()
130   if (c->pos > c->eof)  in memwriter()
131     memset (cbuf + c->eof, '\0', c->pos - c->eof);  in memwriter()
132   memcpy (cbuf + c->pos, buf, n);  in memwriter()
133   c->pos += n;  in memwriter()
136   if (c->pos > c->eof)  in memwriter()
137     c->eof = c->pos;  in memwriter()
139     c->saved.w = *(wchar_t *)(cbuf + c->pos);  in memwriter()
141     c->saved.c = cbuf[c->pos];  in memwriter()
142   cbuf[c->pos] = '\0';  in memwriter()
143   *c->psize = (c->wide > 0) ? c->pos / sizeof (wchar_t) : c->pos;  in memwriter()
152        _fpos_t pos,  in memseeker()  argument
156   OFF_T offset = (OFF_T) pos;  in memseeker()
159     offset += c->pos;  in memseeker()
181       if (c->pos < c->eof)  in memseeker()
184 	    *(wchar_t *)((*c->pbuf) + c->pos) = c->saved.w;  in memseeker()
186 	    (*c->pbuf)[c->pos] = c->saved.c;  in memseeker()
189       c->pos = offset;  in memseeker()
190       if (c->pos < c->eof)  in memseeker()
194 	      c->saved.w = *(wchar_t *)((*c->pbuf) + c->pos);  in memseeker()
195 	      *(wchar_t *)((*c->pbuf) + c->pos) = L'\0';  in memseeker()
196 	      *c->psize = c->pos / sizeof (wchar_t);  in memseeker()
200 	      c->saved.c = (*c->pbuf)[c->pos];  in memseeker()
201 	      (*c->pbuf)[c->pos] = '\0';  in memseeker()
202 	      *c->psize = c->pos;  in memseeker()
219        _fpos64_t pos,  in memseeker64()  argument
222   _off64_t offset = (_off64_t) pos;  in memseeker64()
226     offset += c->pos;  in memseeker64()
241       if (c->pos < c->eof)  in memseeker64()
244 	    *(wchar_t *)((*c->pbuf) + c->pos) = c->saved.w;  in memseeker64()
246 	    (*c->pbuf)[c->pos] = c->saved.c;  in memseeker64()
249       c->pos = offset;  in memseeker64()
250       if (c->pos < c->eof)  in memseeker64()
254 	      c->saved.w = *(wchar_t *)((*c->pbuf) + c->pos);  in memseeker64()
255 	      *(wchar_t *)((*c->pbuf) + c->pos) = L'\0';  in memseeker64()
256 	      *c->psize = c->pos / sizeof (wchar_t);  in memseeker64()
260 	      c->saved.c = (*c->pbuf)[c->pos];  in memseeker64()
261 	      (*c->pbuf)[c->pos] = '\0';  in memseeker64()
262 	      *c->psize = c->pos;  in memseeker64()
354   c->pos = 0;  in internalopen_memstream()