int get_param(char *buf, char *key, char **val);
char *strscat(char *dst, char *src, int buflen);
char *strscpy(char *dst, char *src, int buflen);
+int check_mtab_entry(char *spec1, char *spec2, char *mntpt, char *type);
+int update_mtab_entry(char *spec, char *mtpt, char *type, char *opts,
+ int flags, int freq, int pass);
int check_mountfsoptions(char *mountopts, char *wanted_mountopts, int justwarn);
void trim_mountfsoptions(char *s);
__u64 get_device_size(char* device);