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2020-05-18diff: rename class to fix AIXRuss Cox1-0/+3
math.h defines a function named class on AIX.
2020-01-10Trivial changes: whitespace and modes.Dan Cross1-9/+9
Remote whitespace at the ends of lines. Remove blank lines from the ends of files. Change modes on source files so that they are not executable. Signed-off-by: Dan Cross <cross@gajendra.net>
2006-04-01Use gcc -ansi -pedantic in 9c. Fix many non-C89-isms.rsc1-1/+1
2005-01-26add -c optionrsc1-0/+1
2003-11-23the one true diff.rsc1-0/+419
at least it can handle "diff file1 file2 dir".