#include "efs.h" main() { #ifdef EFS1 printf("EFS version 1 (short extents, short filenames)\n"); #endif #ifdef EFS2 printf("EFS version 2 (long extents, short filenames)\n"); #endif #ifdef EFS3 printf("EFS version 3 (long extents, long filenames)\n"); #endif printf("Disk inode is %d bytes\n", sizeof(struct efs_dinode)); printf("Extent takes %d bytes\n", sizeof(extent)); }