diff --git a/src/tests/test_dup_insert.c b/src/tests/test_dup_insert.c
index 06075c65457..3187839ade5 100644
--- a/src/tests/test_dup_insert.c
+++ b/src/tests/test_dup_insert.c
@@ -37,6 +37,10 @@ void expect(DBC *cursor, int k, int v) {
     free(val.data);
 }
 
+static int mycmp(const void *a, const void *b) {
+    return memcmp(a, b, sizeof (int));
+}
+
 /* verify that key insertions are stored in insert order */
 void test_insert(int n, int dup_mode) {
     if (verbose) printf("test_insert:%d %d\n", n, dup_mode);
@@ -66,9 +70,6 @@ void test_insert(int n, int dup_mode) {
     int sortvalues[n];
     for (i=0; i<n; i++)
         sortvalues[i] = values[i];
-    int mycmp(const void *a, const void *b) {
-        return memcmp(a, b, sizeof (int));
-    }
     qsort(sortvalues, n, sizeof sortvalues[0], mycmp);
 
     /* insert n-1 unique keys {0, 1,  n-1} - {n/2} */
@@ -165,9 +166,6 @@ void test_nonleaf_insert(int n, int dup_mode) {
     int sortvalues[n];
     for (i=0; i<n; i++)
         sortvalues[i] = values[i];
-    int mycmp(const void *a, const void *b) {
-        return memcmp(a, b, sizeof (int));
-    }
     qsort(sortvalues, n, sizeof sortvalues[0], mycmp);
 
     /* insert n-1 unique keys {0, 1,  n-1} - {n/2} */
diff --git a/src/tests/test_dupsort_delete.c b/src/tests/test_dupsort_delete.c
index 1ae228c1820..866f39a99f9 100644
--- a/src/tests/test_dupsort_delete.c
+++ b/src/tests/test_dupsort_delete.c
@@ -32,6 +32,10 @@ void expect_cursor_get(DBC *cursor, int op, int expectr) {
     assert(r == expectr);
 }
 
+static int mycmp(const void *a, const void *b) {
+    return memcmp(a, b, sizeof (int));
+}
+
 void test_dupsort_delete(int n) {
     if (verbose) printf("test_dupsort_delete:%d\n", n);
 
@@ -56,9 +60,6 @@ void test_dupsort_delete(int n) {
     int sortvalues[n];
     for (i=0; i<n; i++)
         sortvalues[i] = values[i];
-    int mycmp(const void *a, const void *b) {
-        return memcmp(a, b, sizeof (int));
-    }
     qsort(sortvalues, n, sizeof sortvalues[0], mycmp);
 
     for (i=0; i<n; i++) {