Bump requirement to 1.2.0

Augeas 1.2.0 is old enough to be available also in non-recent
distributions.  Also, it allows ocaml-augeas to bind all the available
opening flags.

diff --git a/configure.ac b/configure.ac
index aecf96e..48a1b07 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -43,7 +43,7 @@ dnl Check for libxml2.
 PKG_CHECK_MODULES([LIBXML2], [libxml-2.0])
 
 dnl Check for Augeas C library.
-PKG_CHECK_MODULES([AUGEAS], [augeas])
+PKG_CHECK_MODULES([AUGEAS], [augeas >= 1.2.0])
 
 dnl Check for aug_source function, added in Augeas 1.8.0.
 old_LIBS="$LIBS"