diff --git a/autogen.sh b/autogen.sh
index 9545df6a..1e5278fa 100755
--- a/autogen.sh
+++ b/autogen.sh
@@ -12,6 +12,14 @@ CFLAGS="$CFLAGS -Werror=incompatible-pointer-types"
 CFLAGS="$CFLAGS -Werror=int-conversion"
 CFLAGS="$CFLAGS -Werror=sign-compare"
 CFLAGS="$CFLAGS -Werror=sizeof-pointer-div"
+CFLAGS="$CFLAGS -Werror=unused-but-set-parameter"
+CFLAGS="$CFLAGS -Werror=unused-function"
+CFLAGS="$CFLAGS -Werror=unused-label"
+CFLAGS="$CFLAGS -Werror=unused-local-typedefs"
+CFLAGS="$CFLAGS -Werror=unused-parameter"
+CFLAGS="$CFLAGS -Werror=unused-variable"
+CFLAGS="$CFLAGS -Werror=unused-const-variable=1"
+CFLAGS="$CFLAGS -Werror=unused-value"
 CFLAGS="$CFLAGS -Wno-expansion-to-defined"
 CFLAGS="$CFLAGS -Wno-unknown-attributes"
 CFLAGS="$CFLAGS -Wno-unknown-warning-option"