http://bugs.gentoo.org/400617

do not force any particular ABI or FPU or SIMD compiler flags for arm
targets.  let the toolchain and user CFLAGS control that.

--- a/configure.ac
+++ b/configure.ac
@@ -571,7 +571,7 @@
 elif test "$target_platform" = "target_raspberry_pi"; then
   ARCH="arm"
   use_arch="arm"
-elif test "$use_arch" = "arm"; then
+elif false; then
   CFLAGS="$CFLAGS -mno-apcs-stack-check"
   CXXFLAGS="$CXXFLAGS -mno-apcs-stack-check"
   FFMPEG_EXTRACFLAGS=""