HelenOS sources

islessgreater     112 uspace/lib/c/include/math.h #define islessgreater(x, y)  __builtin_islessgreater(x, y)
islessgreater     134 uspace/lib/c/include/math.h #define islessgreater(x, y)  (!!(__fcompare(sizeof(x), sizeof(y), (x), (y)) & (__FCOMPARE_LESS | __FCOMPARE_GREATER)))
islessgreater     112 uspace/lib/posix/include/libc/math.h #define islessgreater(x, y)  __builtin_islessgreater(x, y)
islessgreater     134 uspace/lib/posix/include/libc/math.h #define islessgreater(x, y)  (!!(__fcompare(sizeof(x), sizeof(y), (x), (y)) & (__FCOMPARE_LESS | __FCOMPARE_GREATER)))