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275 lines
3.8 KiB
275 lines
3.8 KiB
<HTML |
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><HEAD |
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><TITLE |
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>SDL_CDOpen</TITLE |
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><META |
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NAME="GENERATOR" |
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CONTENT="Modular DocBook HTML Stylesheet Version 1.76b+ |
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"><LINK |
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REL="HOME" |
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TITLE="SDL Library Documentation" |
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HREF="index.html"><LINK |
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REL="UP" |
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TITLE="CD-ROM" |
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HREF="cdrom.html"><LINK |
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REL="PREVIOUS" |
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TITLE="SDL_CDName" |
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HREF="sdlcdname.html"><LINK |
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REL="NEXT" |
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TITLE="SDL_CDStatus" |
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HREF="sdlcdstatus.html"></HEAD |
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><BODY |
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CLASS="REFENTRY" |
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BGCOLOR="#FFF8DC" |
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TEXT="#000000" |
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LINK="#0000ee" |
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VLINK="#551a8b" |
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ALINK="#ff0000" |
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><DIV |
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CLASS="NAVHEADER" |
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><TABLE |
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SUMMARY="Header navigation table" |
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WIDTH="100%" |
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BORDER="0" |
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CELLPADDING="0" |
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CELLSPACING="0" |
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><TR |
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><TH |
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COLSPAN="3" |
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ALIGN="center" |
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>SDL Library Documentation</TH |
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></TR |
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><TR |
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><TD |
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WIDTH="10%" |
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ALIGN="left" |
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VALIGN="bottom" |
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><A |
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HREF="sdlcdname.html" |
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ACCESSKEY="P" |
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>Prev</A |
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></TD |
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><TD |
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WIDTH="80%" |
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ALIGN="center" |
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VALIGN="bottom" |
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></TD |
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><TD |
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WIDTH="10%" |
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ALIGN="right" |
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VALIGN="bottom" |
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><A |
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HREF="sdlcdstatus.html" |
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ACCESSKEY="N" |
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>Next</A |
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></TD |
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></TR |
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></TABLE |
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><HR |
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ALIGN="LEFT" |
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WIDTH="100%"></DIV |
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><H1 |
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><A |
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NAME="SDLCDOPEN" |
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></A |
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>SDL_CDOpen</H1 |
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><DIV |
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CLASS="REFNAMEDIV" |
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><A |
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NAME="AEN7274" |
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></A |
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><H2 |
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>Name</H2 |
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>SDL_CDOpen -- Opens a CD-ROM drive for access.</DIV |
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><DIV |
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CLASS="REFSYNOPSISDIV" |
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><A |
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NAME="AEN7277" |
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></A |
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><H2 |
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>Synopsis</H2 |
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><DIV |
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CLASS="FUNCSYNOPSIS" |
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><A |
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NAME="AEN7278" |
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></A |
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><P |
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></P |
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><PRE |
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CLASS="FUNCSYNOPSISINFO" |
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>#include "SDL.h"</PRE |
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><P |
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><CODE |
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><CODE |
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CLASS="FUNCDEF" |
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>SDL_CD *<B |
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CLASS="FSFUNC" |
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>SDL_CDOpen</B |
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></CODE |
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>(int drive);</CODE |
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></P |
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><P |
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></P |
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></DIV |
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></DIV |
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><DIV |
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CLASS="REFSECT1" |
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><A |
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NAME="AEN7284" |
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></A |
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><H2 |
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>Description</H2 |
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><P |
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>Opens a CD-ROM drive for access. It returns a <A |
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HREF="sdlcd.html" |
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><SPAN |
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CLASS="STRUCTNAME" |
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>SDL_CD</SPAN |
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></A |
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> structure on success, or <TT |
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CLASS="LITERAL" |
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>NULL</TT |
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> if the drive was invalid or busy. This newly opened CD-ROM becomes the default CD used when other CD functions are passed a <TT |
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CLASS="LITERAL" |
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>NULL</TT |
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> CD-ROM handle. </P |
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><P |
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>Drives are numbered starting with 0. |
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Drive 0 is the system default CD-ROM.</P |
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></DIV |
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><DIV |
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CLASS="REFSECT1" |
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><A |
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NAME="AEN7292" |
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></A |
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><H2 |
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>Examples</H2 |
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><PRE |
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CLASS="PROGRAMLISTING" |
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>SDL_CD *cdrom; |
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int cur_track; |
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int min, sec, frame; |
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SDL_Init(SDL_INIT_CDROM); |
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atexit(SDL_Quit); |
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/* Check for CD drives */ |
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if(!SDL_CDNumDrives()){ |
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/* None found */ |
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fprintf(stderr, "No CDROM devices available\n"); |
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exit(-1); |
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} |
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/* Open the default drive */ |
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cdrom=SDL_CDOpen(0); |
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/* Did if open? Check if cdrom is NULL */ |
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if(!cdrom){ |
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fprintf(stderr, "Couldn't open drive: %s\n", SDL_GetError()); |
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exit(-1); |
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} |
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/* Print Volume info */ |
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printf("Name: %s\n", SDL_CDName(0)); |
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printf("Tracks: %d\n", cdrom->numtracks); |
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for(cur_track=0;cur_track < cdrom->numtracks; cur_track++){ |
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FRAMES_TO_MSF(cdrom->track[cur_track].length, &min, &sec, &frame); |
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printf("\tTrack %d: Length %d:%d\n", cur_track, min, sec); |
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} |
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SDL_CDClose(cdrom);</PRE |
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></DIV |
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><DIV |
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CLASS="REFSECT1" |
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><A |
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NAME="AEN7295" |
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></A |
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><H2 |
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>See Also</H2 |
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><P |
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><A |
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HREF="sdlcd.html" |
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><SPAN |
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CLASS="STRUCTNAME" |
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>SDL_CD</SPAN |
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></A |
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>, |
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<A |
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HREF="sdlcdtrack.html" |
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><SPAN |
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CLASS="STRUCTNAME" |
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>SDL_CDtrack</SPAN |
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></A |
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>, |
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<A |
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HREF="sdlcdclose.html" |
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><TT |
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CLASS="FUNCTION" |
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>SDL_CDClose</TT |
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></A |
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></P |
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></DIV |
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><DIV |
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CLASS="NAVFOOTER" |
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><HR |
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ALIGN="LEFT" |
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WIDTH="100%"><TABLE |
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SUMMARY="Footer navigation table" |
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WIDTH="100%" |
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BORDER="0" |
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CELLPADDING="0" |
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CELLSPACING="0" |
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><TR |
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><TD |
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WIDTH="33%" |
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ALIGN="left" |
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VALIGN="top" |
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><A |
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HREF="sdlcdname.html" |
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ACCESSKEY="P" |
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>Prev</A |
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></TD |
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><TD |
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WIDTH="34%" |
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ALIGN="center" |
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VALIGN="top" |
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><A |
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HREF="index.html" |
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ACCESSKEY="H" |
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>Home</A |
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></TD |
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><TD |
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WIDTH="33%" |
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ALIGN="right" |
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VALIGN="top" |
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><A |
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HREF="sdlcdstatus.html" |
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ACCESSKEY="N" |
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>Next</A |
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></TD |
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></TR |
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><TR |
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><TD |
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WIDTH="33%" |
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ALIGN="left" |
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VALIGN="top" |
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>SDL_CDName</TD |
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><TD |
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WIDTH="34%" |
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ALIGN="center" |
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VALIGN="top" |
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><A |
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HREF="cdrom.html" |
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ACCESSKEY="U" |
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>Up</A |
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></TD |
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><TD |
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WIDTH="33%" |
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ALIGN="right" |
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VALIGN="top" |
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>SDL_CDStatus</TD |
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></TR |
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></TABLE |
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></DIV |
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></BODY |
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></HTML |
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> |