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pascal@19515
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1 // This file is distributed under GPL
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pascal@19515
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2 //
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pascal@19515
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3 // LINLD main() lives here
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pascal@19515
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4
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pascal@19515
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5 #include "crtl.h"
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pascal@19515
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6 #include "common.h"
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pascal@23996
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7 #include "iso9660.h"
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pascal@19515
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8
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pascal@23996
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9 extern char bzimagestr[];
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pascal@23996
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10 const char* cmdstr[4] = {"auto",bzimagestr,NULL,NULL};
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pascal@19515
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11
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pascal@19515
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12 inline void syntax() {
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pascal@19515
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13 die("Syntax:" NL
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pascal@24019
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14 "LINLD [image=file] [initrd=files] [vga=mode] [root=num] [mem=max] [cl=cmdline] "
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pascal@24019
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15 #ifdef ISO9660
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pascal@24019
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16 "[iso=file] "
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pascal@24019
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17 #endif
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pascal@24019
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18 "..." NL
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pascal@19515
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19 "vga mode: ask,extended,normal or dec/oct/hex number" NL
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pascal@24067
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20 #ifdef CPUTYPE
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pascal@24067
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21 "-m mincpu family*256+model" NL
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pascal@24051
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22 #endif
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pascal@24019
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23 #ifdef CPU64
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pascal@21984
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24 "-64 for cpu64 only" NL
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pascal@24019
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25 #endif
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pascal@19515
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26 "Defaults:" NL
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pascal@19515
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27 "\timage=bzImage" NL
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pascal@19515
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28 "\tinitrd,vga,root=(void)" NL
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pascal@19515
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29 "\tmem=256m" NL
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pascal@19515
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30 "\tcl=auto" NL
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pascal@19580
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31 "\t-b 1088k" NL
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pascal@19515
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32 "Use quotes: \"cl=...\" if you need spaces in cmdline" NL
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pascal@19538
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33 "Use cl=@filename to get it from a file"
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pascal@19515
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34 #if 1
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pascal@19515
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35 NL NL "Examples:" NL
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pascal@23992
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36 "\tLINLD "
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pascal@23992
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37 "-b 64m "
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pascal@24564
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38 #ifdef MINRAM
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pascal@24564
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39 "-r 96m "
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pascal@24564
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40 #endif
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pascal@24067
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41 #ifdef CPUTYPE
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pascal@24067
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42 "-m 0x600 "
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pascal@24067
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43 #endif
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pascal@21569
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44 "initrd=rootfs4.gz,rootfs3.gz,rootfs2.gz,rootfs1.gz "
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pascal@23890
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45 "\"cl=root=/dev/null video=-32\""
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pascal@24015
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46 NL "\tLINLD memtest"
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pascal@19515
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47 #endif
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pascal@19515
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48 );
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pascal@19515
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49 }
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pascal@19515
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50
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pascal@19515
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51 int main(int argc, char *argv[]) {
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pascal@19571
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52
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pascal@19571
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53 (void) argc;
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pascal@19571
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54
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pascal@21569
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55 ((u16*) &base_himem)[1] |= (_1m+_64k)>>16; // base_himem = _1m+_64k
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pascal@19515
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56 puts("LINLD v" VERSION_STR "+");
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pascal@19515
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57
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pascal@19538
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58 // Parse command line
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pascal@23994
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59 if (!*++argv) syntax();
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pascal@23992
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60 const char **clp = &cmdline;
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pascal@23994
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61 do {
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pascal@24019
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62 #ifdef CPU64
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pascal@21984
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63 if ((*(u16 *)*argv|2) == 0x362F) { // -64 /64
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pascal@24051
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64 if (cpuhaslm() == 0) exit();
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pascal@21984
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65 }
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pascal@24019
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66 #endif
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pascal@24564
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67 if (argstr(*argv,"cl|image|initrd" CMDSTR_EXTRA,clp) == (int) clp) continue;
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pascal@24564
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68 if (argnum(*argv,"root|vga|mem|-b|" CMDNUM_EXTRA "-f~"
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pascal@24067
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69 ,&root_dev) >= (int) &base_himem) continue;
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pascal@23992
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70 if (fileexist(*argv) != -1) {
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pascal@21984
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71 kernel_name=*argv;
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pascal@23992
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72 continue;
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pascal@23992
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73 }
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pascal@24022
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74 *clp = (const char *) heap_top +1;
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pascal@24022
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75 strcatb((const char *) heap_top,*argv);
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pascal@23994
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76 } while (*++argv);
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pascal@24564
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77 #ifdef MINRAM
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pascal@24564
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78 if ((minram>>16) > (memtop()>>16) && (minram>>16) != 0) exit();
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pascal@24564
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79 #endif
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pascal@24067
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80 #ifdef CPUTYPE
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pascal@24067
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81 if (mincpu > cputype) exit();
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pascal@24067
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82 #endif
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pascal@24564
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83
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pascal@23992
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84 puts(*clp);
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pascal@24022
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85 asm{
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pascal@24022
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86 xchg ax,bx
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pascal@24022
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87 mov bx,offset _heap_top
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pascal@24022
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88 cmp ax,[bx]
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pascal@24022
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89 jc skip
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pascal@24022
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90 mov [bx],ax
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pascal@24022
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91 }
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pascal@24022
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92 skip:
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pascal@24019
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93 #ifdef ISO9660
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pascal@23996
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94 if (isofile) setiso(isofile);
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pascal@24019
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95 #endif
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pascal@23992
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96 set_cmdline(*clp);
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pascal@23992
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97 load_kernel();
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pascal@23992
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98 load_initrd();
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pascal@24022
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99 //boot_kernel();
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pascal@19515
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100
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pascal@19515
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101 // Let compiler be happy
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pascal@23996
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102 return _AX;
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pascal@19515
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103 }
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