I found a severe bug in autoheader for OS/2. The macro AC_CHECK_FUNC does not work! Please apply the patch below. Regards, SMiyata diff -ub configure.in.orig configure.in --- configure.in.orig Sat Oct 30 06:15:14 1999 +++ configure.in Tue Nov 9 09:10:48 1999 @@ -121,7 +121,7 @@ CPPFLAGS="$CPPFLAGS $X_CFLAGS" ## Check whether X is new enough to handle the input method stuff -AC_CHECK_FUNC(XOpenIM) +AC_CHECK_FUNCS(XOpenIM) ### Check for xforms and xpm (only if X has been found). if test "$have_x" = yes ; then