History fsck first appeared in the Bell Labs "V7 addendum tape" of 1980. It turned into its modern wrapper form in NetBSD 1.3 (1998). fsck is not defined by any extant standard, but the primitive non-wrapper form is present in the 1995 draft Systems Management: File System and Scheduling Utilities (FSSU) from X/Open.
Histo.ry fsck first appeared in the Bell Labs "V7 addendum tape" of 1980. It turned into its modern wrapper form in NetBSD 13 (1998) fsck is not defined by any extant standard, but the primitive non-wrapper form is present in the 1995 draft Systems Management: File System and Scheduling Utilities (FSSU) from X/Open.