K 10 svn:author V 6 obrien K 8 svn:date V 27 2002-04-17T04:31:43.000000Z K 7 svn:log V 271 I am not sure why ## was used in this macro, as w/o the string concatenation the tokens are legal ANSI-C. Maybe to enable 'op' to be a macro itself? Anyway, with the ## concatenation Gcc 3.1's integrated `cpp' treats "=op(" as a single token vs. the three tokens it is. END