Drop the --disable-vbr option from autoconf
That's not relevant here anymore, it's a speex option.
diff --git a/configure.ac b/configure.ac
index 158bf2f..3f07f42 100644
--- a/configure.ac
+++ b/configure.ac
@@ -145,11 +145,6 @@
AC_DEFINE([DISABLE_FLOAT_API], , [Disable all parts of the API that are using floats])
fi])
-AC_ARG_ENABLE(vbr, [ --disable-vbr Disable VBR and VAD from the codec],
-[if test "$enableval" = no; then
- AC_DEFINE([DISABLE_VBR], , [Disable VBR and VAD from the codec])
-fi])
-
AC_ARG_ENABLE(arm4-asm, [ --enable-arm4-asm Make use of ARM4 assembly optimizations],
[if test "$enableval" = yes; then
AC_DEFINE([ARM4_ASM], , [Make use of ARM4 assembly optimizations])