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1 <HTML |
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2 ><HEAD |
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3 ><TITLE |
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4 >SDL_CDOpen</TITLE |
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5 ><META |
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6 NAME="GENERATOR" |
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7 CONTENT="Modular DocBook HTML Stylesheet Version 1.76b+ |
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8 "><LINK |
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9 REL="HOME" |
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10 TITLE="SDL Library Documentation" |
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11 HREF="index.html"><LINK |
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12 REL="UP" |
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13 TITLE="CD-ROM" |
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14 HREF="cdrom.html"><LINK |
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15 REL="PREVIOUS" |
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16 TITLE="SDL_CDName" |
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17 HREF="sdlcdname.html"><LINK |
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18 REL="NEXT" |
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19 TITLE="SDL_CDStatus" |
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20 HREF="sdlcdstatus.html"></HEAD |
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21 ><BODY |
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22 CLASS="REFENTRY" |
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23 BGCOLOR="#FFF8DC" |
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24 TEXT="#000000" |
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25 LINK="#0000ee" |
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26 VLINK="#551a8b" |
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27 ALINK="#ff0000" |
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28 ><DIV |
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29 CLASS="NAVHEADER" |
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30 ><TABLE |
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31 SUMMARY="Header navigation table" |
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32 WIDTH="100%" |
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33 BORDER="0" |
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34 CELLPADDING="0" |
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35 CELLSPACING="0" |
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36 ><TR |
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37 ><TH |
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38 COLSPAN="3" |
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39 ALIGN="center" |
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40 >SDL Library Documentation</TH |
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41 ></TR |
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42 ><TR |
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43 ><TD |
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44 WIDTH="10%" |
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45 ALIGN="left" |
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46 VALIGN="bottom" |
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47 ><A |
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48 HREF="sdlcdname.html" |
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49 ACCESSKEY="P" |
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50 >Prev</A |
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51 ></TD |
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52 ><TD |
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53 WIDTH="80%" |
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54 ALIGN="center" |
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55 VALIGN="bottom" |
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56 ></TD |
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57 ><TD |
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58 WIDTH="10%" |
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59 ALIGN="right" |
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60 VALIGN="bottom" |
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61 ><A |
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62 HREF="sdlcdstatus.html" |
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63 ACCESSKEY="N" |
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64 >Next</A |
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65 ></TD |
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66 ></TR |
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67 ></TABLE |
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68 ><HR |
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69 ALIGN="LEFT" |
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70 WIDTH="100%"></DIV |
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71 ><H1 |
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72 ><A |
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73 NAME="SDLCDOPEN" |
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74 ></A |
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75 >SDL_CDOpen</H1 |
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76 ><DIV |
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77 CLASS="REFNAMEDIV" |
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78 ><A |
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79 NAME="AEN7274" |
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80 ></A |
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81 ><H2 |
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82 >Name</H2 |
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83 >SDL_CDOpen -- Opens a CD-ROM drive for access.</DIV |
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84 ><DIV |
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85 CLASS="REFSYNOPSISDIV" |
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86 ><A |
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87 NAME="AEN7277" |
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88 ></A |
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89 ><H2 |
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90 >Synopsis</H2 |
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91 ><DIV |
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92 CLASS="FUNCSYNOPSIS" |
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93 ><A |
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94 NAME="AEN7278" |
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95 ></A |
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96 ><P |
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97 ></P |
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98 ><PRE |
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99 CLASS="FUNCSYNOPSISINFO" |
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100 >#include "SDL.h"</PRE |
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101 ><P |
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102 ><CODE |
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103 ><CODE |
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104 CLASS="FUNCDEF" |
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105 >SDL_CD *<B |
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106 CLASS="FSFUNC" |
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107 >SDL_CDOpen</B |
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108 ></CODE |
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109 >(int drive);</CODE |
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110 ></P |
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111 ><P |
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112 ></P |
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113 ></DIV |
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114 ></DIV |
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115 ><DIV |
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116 CLASS="REFSECT1" |
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117 ><A |
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118 NAME="AEN7284" |
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119 ></A |
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120 ><H2 |
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121 >Description</H2 |
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122 ><P |
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123 >Opens a CD-ROM drive for access. It returns a <A |
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124 HREF="sdlcd.html" |
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125 ><SPAN |
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126 CLASS="STRUCTNAME" |
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127 >SDL_CD</SPAN |
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128 ></A |
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129 > structure on success, or <TT |
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130 CLASS="LITERAL" |
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131 >NULL</TT |
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132 > 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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133 CLASS="LITERAL" |
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134 >NULL</TT |
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135 > CD-ROM handle. </P |
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136 ><P |
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137 >Drives are numbered starting with 0. |
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138 Drive 0 is the system default CD-ROM.</P |
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139 ></DIV |
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140 ><DIV |
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141 CLASS="REFSECT1" |
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142 ><A |
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143 NAME="AEN7292" |
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144 ></A |
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145 ><H2 |
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146 >Examples</H2 |
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147 ><PRE |
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148 CLASS="PROGRAMLISTING" |
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149 >SDL_CD *cdrom; |
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150 int cur_track; |
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151 int min, sec, frame; |
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152 SDL_Init(SDL_INIT_CDROM); |
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153 atexit(SDL_Quit); |
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154 |
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155 /* Check for CD drives */ |
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156 if(!SDL_CDNumDrives()){ |
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157 /* None found */ |
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158 fprintf(stderr, "No CDROM devices available\n"); |
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159 exit(-1); |
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160 } |
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161 |
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162 /* Open the default drive */ |
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163 cdrom=SDL_CDOpen(0); |
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164 |
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165 /* Did if open? Check if cdrom is NULL */ |
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166 if(!cdrom){ |
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167 fprintf(stderr, "Couldn't open drive: %s\n", SDL_GetError()); |
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168 exit(-1); |
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169 } |
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170 |
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171 /* Print Volume info */ |
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172 printf("Name: %s\n", SDL_CDName(0)); |
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173 printf("Tracks: %d\n", cdrom->numtracks); |
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174 for(cur_track=0;cur_track < cdrom->numtracks; cur_track++){ |
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175 FRAMES_TO_MSF(cdrom->track[cur_track].length, &min, &sec, &frame); |
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176 printf("\tTrack %d: Length %d:%d\n", cur_track, min, sec); |
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177 } |
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178 |
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179 SDL_CDClose(cdrom);</PRE |
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180 ></DIV |
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181 ><DIV |
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182 CLASS="REFSECT1" |
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183 ><A |
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184 NAME="AEN7295" |
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185 ></A |
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186 ><H2 |
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187 >See Also</H2 |
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188 ><P |
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189 ><A |
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190 HREF="sdlcd.html" |
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191 ><SPAN |
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192 CLASS="STRUCTNAME" |
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193 >SDL_CD</SPAN |
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194 ></A |
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195 >, |
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196 <A |
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197 HREF="sdlcdtrack.html" |
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198 ><SPAN |
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199 CLASS="STRUCTNAME" |
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200 >SDL_CDtrack</SPAN |
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201 ></A |
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202 >, |
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203 <A |
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204 HREF="sdlcdclose.html" |
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205 ><TT |
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206 CLASS="FUNCTION" |
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207 >SDL_CDClose</TT |
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208 ></A |
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209 ></P |
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210 ></DIV |
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211 ><DIV |
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212 CLASS="NAVFOOTER" |
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213 ><HR |
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214 ALIGN="LEFT" |
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215 WIDTH="100%"><TABLE |
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216 SUMMARY="Footer navigation table" |
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217 WIDTH="100%" |
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218 BORDER="0" |
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219 CELLPADDING="0" |
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220 CELLSPACING="0" |
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221 ><TR |
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222 ><TD |
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223 WIDTH="33%" |
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224 ALIGN="left" |
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225 VALIGN="top" |
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226 ><A |
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227 HREF="sdlcdname.html" |
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228 ACCESSKEY="P" |
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229 >Prev</A |
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230 ></TD |
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231 ><TD |
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232 WIDTH="34%" |
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233 ALIGN="center" |
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234 VALIGN="top" |
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235 ><A |
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236 HREF="index.html" |
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237 ACCESSKEY="H" |
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238 >Home</A |
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239 ></TD |
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240 ><TD |
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241 WIDTH="33%" |
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242 ALIGN="right" |
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243 VALIGN="top" |
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244 ><A |
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245 HREF="sdlcdstatus.html" |
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246 ACCESSKEY="N" |
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247 >Next</A |
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248 ></TD |
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249 ></TR |
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250 ><TR |
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251 ><TD |
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252 WIDTH="33%" |
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253 ALIGN="left" |
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254 VALIGN="top" |
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255 >SDL_CDName</TD |
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256 ><TD |
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257 WIDTH="34%" |
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258 ALIGN="center" |
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259 VALIGN="top" |
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260 ><A |
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261 HREF="cdrom.html" |
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262 ACCESSKEY="U" |
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263 >Up</A |
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264 ></TD |
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265 ><TD |
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266 WIDTH="33%" |
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267 ALIGN="right" |
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268 VALIGN="top" |
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269 >SDL_CDStatus</TD |
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270 ></TR |
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271 ></TABLE |
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272 ></DIV |
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273 ></BODY |
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274 ></HTML |
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275 > |