configure.ac: check for scour instead of xmllint

I'm about to switch to a more involved SVG pre-processing step using
scour,

  https://github.com/scour-project/scour

instead of xmllint.

diff --git a/configure.ac b/configure.ac
index 5b9256c00fa453259d3f762d4dbf9d838175e49e..a1d9c82db8148d0873ed4a4406ccb561ce6567a3 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -12,9 +12,9 @@ AC_PATH_PROG(
 )
 
 AC_PATH_PROG(
-  [XMLLINT],
-  [xmllint],
-  [AC_MSG_ERROR([xmllint program not found])]
+  [SCOUR],
+  [scour],
+  [AC_MSG_ERROR([scour program not found])]
 )
 
 AC_OUTPUT