diff --git a/externals/unauthorized/countund/countund.c b/externals/unauthorized/countund/countund.c
index 976f79c86be2ba1a3db54f19c9b31bb1313f6c9a..47b1694db77dabfdb1ba27272cd564d569343d82 100644
--- a/externals/unauthorized/countund/countund.c
+++ b/externals/unauthorized/countund/countund.c
@@ -74,7 +74,7 @@ static void *countund_new(t_float flimit)
   return(x);
 }
 
-static void *countund_limit(t_countund* x, t_float flimit)
+static void countund_limit(t_countund* x, t_float flimit)
 {
   if ( flimit < 0 ) {
        post( "countund~: wrong count limit" );
@@ -84,7 +84,7 @@ static void *countund_limit(t_countund* x, t_float flimit)
   }
 }
 
-static void *countund_bang(t_countund *x)
+static void countund_bang(t_countund *x)
 {
 
   if ( x->x_up ) {
diff --git a/externals/unauthorized/randomblock~/randomblock~.c b/externals/unauthorized/randomblock~/randomblock~.c
index 26f5a5507e18158ec77f3ba482c23490527236ed..bac6ef25fa6b6787e75d81286b54bddc5bc95252 100644
--- a/externals/unauthorized/randomblock~/randomblock~.c
+++ b/externals/unauthorized/randomblock~/randomblock~.c
@@ -70,7 +70,7 @@ static void *randomblock_new(t_float flimit)
   return(x);
 }
 
-static void *randomblock_limit(t_randomblock* x, t_float flimit)
+static void randomblock_limit(t_randomblock* x, t_float flimit)
 {
   if ( flimit < 0 || flimit > RAND_MAX ) {
        post( "randomblock~: wrong random limit" );