Julian Foad:

acinclude.m4
- Correct "subdirr" to "subdir".

configure.ac
- Include <stdio.h> to avoid warning for printf.

acinclude.m4

@@ -102,7 +102,7 @@ for exdir in $exdirs ; do
 		mylibdir="${exdir}/lib${subexdir}"
 		wi_EXTRA_LDIR($mylibdir)
 
-		progdir="${exdir}/bin${subexdirr}"
+		progdir="${exdir}/bin${subexdir}"
 		wi_EXTRA_PDIR($progdir)
 	fi
 done

configure.ac

@@ -240,6 +240,7 @@ fi
 AC_MSG_CHECKING(for proper simgear version)
 
 AC_TRY_RUN([
+#include <stdio.h>
 #include <simgear/version.h>
 
 #if !defined(SIMGEAR_VERSION)