@@ -1832,6 +1832,8 @@ echo "Creating config.mak and config.h..."

 echo "# Automatically generated by configure - do not modify!" > config.mak

 echo "/* Automatically generated by configure - do not modify! */" > $TMPH

+echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH

+echo "#define FFMPEG_CONFIG_H" >> $TMPH

 echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH

 echo "PREFIX=$PREFIX" >> config.mak

@@ -1942,6 +1944,8 @@ enabled asmalign_pot &&

   printf '#define ASMALIGN(ZEROBITS) ".align 1<<" #ZEROBITS "\\n\\t"\n' >> $TMPH

+echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH

+

 # Do not overwrite config.h if unchanged to avoid superfluous rebuilds.

 cmp -s $TMPH config.h &&

     echo "config.h is unchanged" ||