+AM_CONDITIONAL([ASM_DEBUG], [test x$mdw_asm_debug != xno])
+
+dnl Check for leading underscores on C symbols.
+LT_SYS_SYMBOL_USCORE
+case $sys_symbol_underscore in
+ yes) AC_DEFINE([SYM_USCORE], [1],
+ [Define if C symbols are prefixed with an underscore.]) ;;
+esac