                                 die "ERROR: libcelt must be installed and version must be >= 0.11.0."; }
  enabled libcaca           && require_pkg_config caca caca.h caca_create_canvas
  enabled libfaac           && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
--enabled libfdk_aac        && require libfdk_aac fdk-aac/aacenc_lib.h aacEncOpen -lfdk-aac &&
--                             { check_cpp_condition fdk-aac/aacenc_lib.h "AACENCODER_LIB_VL0 >= 3 && AACENCODER_LIB_VL1 >= 4 && AACENCODER_LIB_VL2 >= 12" ||
--                               die "ERROR: libfdk_aac must be installed and version must be >= 3.4.12."; }
+-enabled libfdk_aac        && require libfdk_aac fdk-aac/aacenc_lib.h aacEncOpen -lfdk-aac
 +enabled libfdk_aac        && require_pkg_config fdk-aac fdk-aac/aacenc_lib.h aacEncOpen
  flite_libs="-lflite_cmu_time_awb -lflite_cmu_us_awb -lflite_cmu_us_kal -lflite_cmu_us_kal16 -lflite_cmu_us_rms -lflite_cmu_us_slt -lflite_usenglish -lflite_cmulex -lflite"
  enabled libflite          && require2 libflite "flite/flite.h" flite_init $flite_libs

 enabled libvpx            && {
     enabled libvpx_vp8_decoder && { check_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_dec_init_ver -lvpx ||
                                     die "ERROR: libvpx decoder version must be >=0.9.1"; }
@@ -4512,10 +4512,7 @@ enabled opengl            && { check_lib GL/glx.h glXGetProcAddress "-lGL" ||
                                check_lib2 ES2/gl.h glGetError "-isysroot=${sysroot} -Wl,-framework,OpenGLES" ||
                                die "ERROR: opengl not found."
                              }

 enabled libtwolame        && require libtwolame twolame.h twolame_init -ltwolame &&
                              { check_lib twolame.h twolame_encode_buffer_float32_interleaved -ltwolame ||
                                die "ERROR: libtwolame must be installed and version must be >= 0.3.10"; }
@@ -4487,7 +4489,7 @@ enabled libv4l2           && require_pkg_config libv4l2 libv4l2.h v4l2_ioctl
 enabled libvidstab        && require_pkg_config "vidstab >= 0.98" vid.stab/libvidstab.h vsMotionDetectInit
 enabled libvo_aacenc      && require libvo_aacenc vo-aacenc/voAAC.h voGetAACEncAPI -lvo-aacenc
 enabled libvo_amrwbenc    && require libvo_amrwbenc vo-amrwbenc/enc_if.h E_IF_init -lvo-amrwbenc
