diff --git a/configure b/configure
index f72f8f791d..3ad73df842 100755
--- a/configure
+++ b/configure
@@ -3488,5 +3488,5 @@ pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$ext
 pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
 pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs"
-pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"
+pkgconfig_generate libpostproc "FFmpeg postprocessing library" "$LIBPOSTPROC_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"
 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "$LIBM" "libavutil = $LIBAVUTIL_VERSION"
diff --git a/libavcodec/dctref.h b/libavcodec/dctref.h
index be481f07b0..f6fde8863a 100644
--- a/libavcodec/dctref.h
+++ b/libavcodec/dctref.h
@@ -22,10 +22,8 @@
 #ifndef AVCODEC_DCTREF_H
 #define AVCODEC_DCTREF_H
 
-#include "dsputil.h"
-
-void ff_ref_fdct(DCTELEM *block);
-void ff_ref_idct(DCTELEM *block);
+void ff_ref_fdct(short *block);
+void ff_ref_idct(short *block);
 void ff_ref_dct_init(void);
 
 #endif /* AVCODEC_DCTREF_H */