#include
#include
int main(int argc, char *argv[])
{
FILE *filep;
if(argc!=3) {
printf("Usage: SEEK filename byte\n");
exit(1);
}
if((filep = fopen(argv[1], "rb"))==NULL) {
printf("Cannot open file.\n");
exit(1);
}
if(fseek(filep, atol(argv[2]), SEEK_SET)) {
printf("Seek error.\n");
exit(1);
}
printf("Byte at %ld is %c.\n", atol(argv[2]), getc(filep));
fclose(filep);
return 0;
}