@@ -2840,7 +2840,7 @@ for thread in $THREADS_LIST; do

     fi

 done

-check_lib math.h sin -lm

+check_lib math.h sin -lm && LIBM="-lm"

 enabled vaapi && require vaapi va/va.h vaInitialize -lva

 check_mathfunc exp2

@@ -3427,10 +3427,10 @@ Cflags: -I\${includedir}

 EOF

 }

-pkgconfig_generate libavutil "Libav utility library" "$LIBAVUTIL_VERSION"

-pkgconfig_generate libavcodec "Libav codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"

+pkgconfig_generate libavutil "Libav utility library" "$LIBAVUTIL_VERSION" "$LIBM"

+pkgconfig_generate libavcodec "Libav codec library" "$LIBAVCODEC_VERSION" "$extralibs $LIBM" "libavutil = $LIBAVUTIL_VERSION"

 pkgconfig_generate libavformat "Libav container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"

 pkgconfig_generate libavdevice "Libav device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"

 pkgconfig_generate libavfilter "Libav video filtering library" "$LIBAVFILTER_VERSION" "$extralibs"

 pkgconfig_generate libpostproc "Libav post processing library" "$LIBPOSTPROC_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"

-pkgconfig_generate libswscale "Libav image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"

+pkgconfig_generate libswscale "Libav image rescaling library" "$LIBSWSCALE_VERSION" "$LIBM" "libavutil = $LIBAVUTIL_VERSION"