sqliteOsWrite
int sqliteOsWrite(OsFile*, const void*, int amt);
rc = sqliteOsWrite(&pPager->fd, PGHDR_TO_DATA(pList), SQLITE_PAGE_SIZE);
rc = sqliteOsWrite(&pPager->jfd, aJournalMagic3, sizeof(aJournalMagic3));
rc = sqliteOsWrite(&pPager->jfd, aJournalMagic2, sizeof(aJournalMagic2));
rc = sqliteOsWrite(&pPager->jfd, aJournalMagic1, sizeof(aJournalMagic1));
rc = sqliteOsWrite(&pPager->jfd, &((char*)pData)[-4], szPg);
rc = sqliteOsWrite(&pPager->cpfd, &((char*)pData)[-4], SQLITE_PAGE_SIZE+4);
return sqliteOsWrite(fd, &val, 4);
return sqliteOsWrite(fd, ac, 4);
rc = sqliteOsWrite(&pPager->fd, pgRec.aData, SQLITE_PAGE_SIZE);
rc = sqliteOsWrite(&fd, "Hello, World!", 14);