alpha-dec-osf*) fptools_cv_leading_underscore=no;;
*cygwin32) fptools_cv_leading_underscore=yes;;
*mingw32) fptools_cv_leading_underscore=yes;;
+
+ # HACK: Apple doesn't seem to provide nlist in the 64-bit-libraries
+x86_64-apple-darwin*) fptools_cv_leading_underscore=yes;;
+
*) AC_RUN_IFELSE([AC_LANG_SOURCE([[#ifdef HAVE_NLIST_H
#include <nlist.h>
struct nlist xYzzY1[] = {{"xYzzY1", 0},{0}};