X-Git-Url: http://developer.intra2net.com/git/?p=libftdi;a=blobdiff_plain;f=aclocal.m4;h=5d22e28c38b79cba2a56624801bc04308627f85a;hp=5d351eb54b8205f006545f701c650424ed8a1dd9;hb=1941414d46892806d3d0e1a064b562f7f86a0e8d;hpb=85f3c596c5ac4285544d0f1f7671a3900989fe2f

diff --git a/aclocal.m4 b/aclocal.m4
index 5d351eb..5d22e28 100644
--- a/aclocal.m4
+++ b/aclocal.m4
@@ -3617,3 +3617,16 @@ AC_DEFUN([AM_PROG_NM],        [AC_PROG_NM])
 # This is just to silence aclocal about the macro not being used
 ifelse([AC_DISABLE_FAST_INSTALL])
 
+# Define a conditional.
+
+AC_DEFUN([AM_CONDITIONAL],
+[AC_SUBST($1_TRUE)
+AC_SUBST($1_FALSE)
+if $2; then
+  $1_TRUE=
+  $1_FALSE='#'
+else
+  $1_TRUE='#'
+  $1_FALSE=
+fi])
+