-#serial 1
+#serial 2
dnl Just like AC_CHECK_TYPE from autoconf-2.12, but also checks in unistd.h
dnl on systems that have it. Fujitsu UXP/V needs this for ssize_t.
+dnl Now, also uses the three-argument form of AC_DEFINE.
undefine([AC_CHECK_TYPE])
dnl AC_CHECK_TYPE(TYPE, DEFAULT)
#endif], ac_cv_type_$1=yes, ac_cv_type_$1=no)])dnl
AC_MSG_RESULT($ac_cv_type_$1)
if test $ac_cv_type_$1 = no; then
- AC_DEFINE($1, $2)
+ AC_DEFINE($1, $2,
+ [ Define to \`$2' if certain system header files doesn't define it.])
fi
])