Strings scans binary files for ASCII (or Latin1) strings, lenght
configurable. Can also search the standard input.  is pure and can be made
resident. Source included. 
Strings is Freeware.

Version 1.1 wasn't checking for CTRL-C.. Fixed

 PERMSSN    UID  GID    PACKED    SIZE  RATIO     CRC       STAMP          NAME
---------- ----------- ------- ------- ------ ---------- ------------ -------------
[generic]                  634    1336  47.5% -lh5- 00c1 Dec  3  1994 strings.doc
[generic]                 1020    1612  63.3% -lh5- 8b7d Dec  3  1994 strings
[generic]                 1019    2740  37.2% -lh5- cc78 Dec  3  1994 strings.c
---------- ----------- ------- ------- ------ ---------- ------------ -------------
 Total         3 files    2673    5688  47.0%            Dec  5  1994