**TI89**gtchdrRxupak!ĄZS typedef struct{ int magic[2]; unsigned int upksize,pksize; char escbits,esc0; char lzx,rlenum; char rlec[0]; }XPAK_HDR; #define XPAK_MAGIC1 (('G'<<8)+'T') #define XPAK_MAGIC2 (('P'<<8)+'k') #define xpak_ismagic(m)(m[0]==XPAK_MAGIC1&&m[1]==XPAK_MAGIC2) #define xpak_setmagic(m)(void)(m[0]=XPAK_MAGIC1,m[1]=XPAK_MAGIC2) #header ŕhj