diff --git a/configure.ac b/configure.ac
index 9b65ec1..7c83ca6 100644
--- a/configure.ac
+++ b/configure.ac
@@ -899,6 +899,25 @@
 # checks for UNIX variants that set C preprocessor variables
 AC_USE_SYSTEM_EXTENSIONS
 
+AC_MSG_CHECKING([for the Android API level])
+cat >> conftest.c <<EOF
+#ifdef __ANDROID__
+#include <android/api-level.h>
+__ANDROID_API__
+#else
+#error not Android
+#endif
+EOF
+
+if $CPP $CPPFLAGS conftest.c >conftest.out 2>/dev/null; then
+  ANDROID_API_LEVEL=`grep -v '^#' conftest.out | grep -v '^ *$'`
+  AC_MSG_RESULT([$ANDROID_API_LEVEL])
+  AC_DEFINE_UNQUOTED(ANDROID_API_LEVEL, $ANDROID_API_LEVEL, [The Android API level.])
+else
+  AC_MSG_RESULT([not Android])
+fi
+rm -f conftest.c conftest.out
+
 # Check for unsupported systems
 case $ac_sys_system/$ac_sys_release in
 atheos*|Linux*/1*)