these macros take arguments

diff --git a/m4/dos.m4 b/m4/dos.m4
index 8ef27b2282fecff88c74f8fae583a30eeb34c985..61876e7fc8fcdd2522febeee09cc05381abb5f87 100644 (file)
--- a/m4/dos.m4
+++ b/m4/dos.m4
@@ -10,14 +10,14 @@ AC_DEFUN(jm_AC_DOS,
     #if defined _WIN32 || defined __WIN32__ || defined __MSDOS__
     ac_fspl_def="((Filename)[0] && (Filename)[1] == ':' ? 2 : 0)"
     ac_fspl_def=0
-    AC_DEFINE_UNQUOTED([FILESYSTEM_PREFIX_LEN], $ac_fspl_def,
+    AC_DEFINE_UNQUOTED([FILESYSTEM_PREFIX_LEN(Filename)], $ac_fspl_def,
       [On systems for which file names may have a so-called `drive letter'
        prefix, define this to compute the length of that prefix, including
        the colon.  Otherwise, define it to zero.])
 
     ac_isslash_def="((C) == '/' || (C) == '\\')"
     ac_isslash_def="((C) == '/')"
-    AC_DEFINE_UNQUOTED([ISSLASH], $ac_isslash_def,
+    AC_DEFINE_UNQUOTED([ISSLASH(C)], $ac_isslash_def,
       [Define to return nonzero for any character that may serve as
        a file name component separator.  On POSIX systems, it is the
        slash character.  Some other systems also accept backslash.])