text: /* Copyright (c) 1998, 1999 Thai Open Source Software Center Ltd
     See the file COPYING for copying permission.
  */
  
  #define ASCII_A 0x41
  #define ASCII_B 0x42
  #define ASCII_C 0x43
  #define ASCII_D 0x44
  #define ASCII_E 0x45
  #define ASCII_F 0x46
  #define ASCII_G 0x47
  #define ASCII_H 0x48
  #define ASCII_I 0x49
  #define ASCII_J 0x4A
  #define ASCII_K 0x4B
  #define ASCII_L 0x4C
  #define ASCII_M 0x4D
  #define ASCII_N 0x4E
  #define ASCII_O 0x4F
  #define ASCII_P 0x50
  #define ASCII_Q 0x51
  #define ASCII_R 0x52
  #define ASCII_S 0x53
  #define ASCII_T 0x54
  #define ASCII_U 0x55
  #define ASCII_V 0x56
  #define ASCII_W 0x57
  #define ASCII_X 0x58
  #define ASCII_Y 0x59
  #define ASCII_Z 0x5A
  
  #define ASCII_a 0x61
  #define ASCII_b 0x62
  #define ASCII_c 0x63
  #define ASCII_d 0x64
  #define ASCII_e 0x65
  #define ASCII_f 0x66
  #define ASCII_g 0x67
  #define ASCII_h 0x68
  #define ASCII_i 0x69
  #define ASCII_j 0x6A
  #define ASCII_k 0x6B
  #define ASCII_l 0x6C
  #define ASCII_m 0x6D
  #define ASCII_n 0x6E
  #define ASCII_o 0x6F
  #define ASCII_p 0x70
  #define ASCII_q 0x71
  #define ASCII_r 0x72
  #define ASCII_s 0x73
  #define ASCII_t 0x74
  #define ASCII_u 0x75
  #define ASCII_v 0x76
  #define ASCII_w 0x77
  #define ASCII_x 0x78
  #define ASCII_y 0x79
  #define ASCII_z 0x7A
  
  #define ASCII_0 0x30
  #define ASCII_1 0x31
  #define ASCII_2 0x32
  #define ASCII_3 0x33
  #define ASCII_4 0x34
  #define ASCII_5 0x35
  #define ASCII_6 0x36
  #define ASCII_7 0x37
  #define ASCII_8 0x38
  #define ASCII_9 0x39
  
  #define ASCII_TAB 0x09
  #define ASCII_SPACE 0x20
  #define ASCII_EXCL 0x21
  #define ASCII_QUOT 0x22
  #define ASCII_AMP 0x26
  #define ASCII_APOS 0x27
  #define ASCII_MINUS 0x2D
  #define ASCII_PERIOD 0x2E
  #define ASCII_COLON 0x3A
  #define ASCII_SEMI 0x3B
  #define ASCII_LT 0x3C
  #define ASCII_EQUALS 0x3D
  #define ASCII_GT 0x3E
  #define ASCII_LSQB 0x5B
  #define ASCII_RSQB 0x5D
  #define ASCII_UNDERSCORE 0x5F
  #define ASCII_LPAREN 0x28
  #define ASCII_RPAREN 0x29
  #define ASCII_FF 0x0C
  #define ASCII_SLASH 0x2F
  #define ASCII_HASH 0x23
  #define ASCII_PIPE 0x7C
  #define ASCII_COMMA 0x2C
  