Fix typo in configure help message

diff --git a/configure.ac b/configure.ac
index 4f0a4063da27d17e43556347830e710ec4c183e1..0123288259eb5693bc7f3574237a8148c03e1652 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -112,7 +112,7 @@ AC_ARG_ENABLE([hal],AS_HELP_STRING([--enable-hal],[Use HAL for special hardware
 AC_ARG_ENABLE([cairo],AS_HELP_STRING([--enable-cairo],[Use cairo]),
               [enable_cairo=$enableval], [enable_cairo=no])
 
-AC_ARG_ENABLE([opengl],AS_HELP_STRING([--enable-opengl],[Use OpenGL (gtkglext]),
+AC_ARG_ENABLE([opengl],AS_HELP_STRING([--enable-opengl],[Use OpenGL (gtkglext)]),
               [enable_opengl=$enableval], [enable_opengl=no])
 
 GTK_DOC_CHECK(1.9)