X-Git-Url: https://git.hcoop.net/bpt/emacs.git/blobdiff_plain/fca64dbda173bb6ef2f8dd5fb436751677657ab2..ae21c275a81e4dc5a1ce2f9a9be1224ab0c169bc:/configure.ac

diff --git a/configure.ac b/configure.ac
index 25003c2bdc..24a0bae56b 100644
--- a/configure.ac
+++ b/configure.ac
@@ -3730,6 +3730,8 @@ dnl Define symbols to identify the version of Unix this is.
 dnl Define all the symbols that apply correctly.
 AH_TEMPLATE(BSD4_2, [Define if the system is compatible with BSD 4.2.])
 AH_TEMPLATE(BSD_SYSTEM, [Define if the system is compatible with BSD 4.2.])
+AH_TEMPLATE(DOS_NT, [Define if the system is MS DOS or MS Windows.])
+AH_TEMPLATE(MSDOS, [Define if the system is MS DOS.])
 AH_TEMPLATE(USG, [Define if the system is compatible with System III.])
 AH_TEMPLATE(USG5, [Define if the system is compatible with System V.])
 AH_TEMPLATE(USG5_4, [Define if the system is compatible with System V Release 4.])