On 12/28/2017 2:44 PM, KO Myung-Hun wrote: > On OS/2, '_' is not prepended to a function name. > --- > configure | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) It's not immediately clear to be how checking a header instead relates to function name mangling (or lack thereof)? - Derek