--- db-5.3.28.old/dist/configure
+++ db-5.3.28/dist/configure
@@ -20611,7 +20611,7 @@
 
 #include <stdlib.h>
 #include <pthread.h>
-main() {
+void main() {
 	pthread_cond_t cond;
 	pthread_mutex_t mutex;
 	pthread_condattr_t condattr;
@@ -20671,7 +20671,7 @@
 
 #include <stdlib.h>
 #include <pthread.h>
-main() {
+void main() {
 	pthread_cond_t cond;
 	pthread_condattr_t condattr;
 	exit(pthread_condattr_init(&condattr) ||
@@ -20721,7 +20721,7 @@
 
 #include <stdlib.h>
 #include <pthread.h>
-main() {
+void main() {
 	pthread_rwlock_t rwlock;
 	pthread_rwlockattr_t rwlockattr;
 	exit(pthread_rwlockattr_init(&rwlockattr) ||
@@ -20785,7 +20785,7 @@
 
 #include <stdlib.h>
 #include <pthread.h>
-main() {
+void main() {
 	pthread_cond_t cond;
 	pthread_mutex_t mutex;
 	pthread_condattr_t condattr;
@@ -20845,7 +20845,7 @@
 
 #include <stdlib.h>
 #include <pthread.h>
-main() {
+void main() {
 	pthread_cond_t cond;
 	pthread_condattr_t condattr;
 	exit(pthread_condattr_init(&condattr) ||
@@ -20895,7 +20895,7 @@
 
 #include <stdlib.h>
 #include <pthread.h>
-main() {
+void main() {
 	pthread_rwlock_t rwlock;
 	pthread_rwlockattr_t rwlockattr;
 	exit(pthread_rwlockattr_init(&rwlockattr) ||
@@ -20960,7 +20960,7 @@
 
 #include <stdlib.h>
 #include <pthread.h>
-main() {
+void main() {
 	pthread_cond_t cond;
 	pthread_mutex_t mutex;
 	pthread_condattr_t condattr;
@@ -21018,7 +21018,7 @@
 
 #include <stdlib.h>
 #include <pthread.h>
-main() {
+void main() {
 	pthread_cond_t cond;
 	pthread_condattr_t condattr;
 	exit(pthread_condattr_init(&condattr) ||
@@ -21068,7 +21068,7 @@
 
 #include <stdlib.h>
 #include <pthread.h>
-main() {
+void main() {
 	pthread_rwlock_t rwlock;
 	pthread_rwlockattr_t rwlockattr;
 	exit(pthread_rwlockattr_init(&rwlockattr) ||
@@ -21130,7 +21130,7 @@
 
 #include <stdlib.h>
 #include <pthread.h>
-main() {
+void main() {
 	pthread_cond_t cond;
 	pthread_mutex_t mutex;
 	pthread_condattr_t condattr;
@@ -21188,7 +21188,7 @@
 
 #include <stdlib.h>
 #include <pthread.h>
-main() {
+void main() {
 	pthread_cond_t cond;
 	pthread_condattr_t condattr;
 	exit(pthread_condattr_init(&condattr) ||
@@ -21238,7 +21238,7 @@
 
 #include <stdlib.h>
 #include <pthread.h>
-main() {
+void main() {
 	pthread_rwlock_t rwlock;
 	pthread_rwlockattr_t rwlockattr;
 	exit(pthread_rwlockattr_init(&rwlockattr) ||
@@ -23456,7 +23456,7 @@
 /* end confdefs.h.  */
 
 #include <sys/time.h>
-main() {
+int main() {
 	struct timespec t;
 	return (clock_gettime(CLOCK_MONOTONIC, &t) != 0);
 }
@@ -24226,7 +24226,7 @@
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
-		main() {
+		int main() {
 			$db_cv_seq_type l;
 			unsigned $db_cv_seq_type u;
 			char buf[100];
@@ -24322,7 +24322,7 @@
 	    exit(1);
     }
 
-    main() {
+    int main() {
 	    const char *underlying;
 	    unsigned gapsize;
 	    char *base;