Fix AIX 32 bit build problem of fuzzer.c
Fix AIX 32 bit build problem of fuzzer.c

unknownbrackets/maxcso,unknownbrackets/maxcso,unknownbrackets/maxcso,unknownbrackets/maxcso,unknownbrackets/maxcso,unknownbrackets/maxcso,unknownbrackets/maxcso