Utility functions for handling format strings. Includes a safe
"sprintf" function that won't cause buffer overflow.

 PERMSSN    UID  GID    PACKED    SIZE  RATIO     CRC       STAMP          NAME
---------- ----------- ------- ------- ------ ---------- ------------ -------------
[generic]                  940    3067  30.6% -lh5- 96b4 Oct 26  1996 fmtstrutil.c
[generic]                  296     788  37.6% -lh5- 25a5 Oct 26  1996 fmtstrutil.h
[generic]                  689    1958  35.2% -lh5- ab23 Oct 26  1996 Makefile
[generic]                  443    1227  36.1% -lh5- 8c6f Oct 26  1996 putchprocs.h
[generic]                  318     767  41.5% -lh5- 2566 Oct 26  1996 putchprocs.s
---------- ----------- ------- ------- ------ ---------- ------------ -------------
 Total         5 files    2686    7807  34.4%            Oct 27  1996