diff --git a/server/fw_util_ipfw.c b/server/fw_util_ipfw.c
index 14c1c8c8..7cff0f07 100644
--- a/server/fw_util_ipfw.c
+++ b/server/fw_util_ipfw.c
@@ -176,7 +176,7 @@ fw_dump_rules(const fko_srv_options_t * const opts)
     return(got_err);
 }
 
-void
+int
 fw_config_init(fko_srv_options_t * const opts)
 {
     int         is_err;
@@ -240,7 +240,7 @@ fw_config_init(fko_srv_options_t * const opts)
     return 1;
 }
 
-void
+int
 fw_initialize(const fko_srv_options_t * const opts)
 {
     int             res = 0, is_err;
diff --git a/server/fw_util_pf.c b/server/fw_util_pf.c
index 273ba7dc..f6c8b513 100644
--- a/server/fw_util_pf.c
+++ b/server/fw_util_pf.c
@@ -142,7 +142,7 @@ delete_all_anchor_rules(const fko_srv_options_t *opts)
     return;
 }
 
-void
+int
 fw_config_init(fko_srv_options_t * const opts)
 {
     memset(&fwc, 0x0, sizeof(struct fw_config));
@@ -162,7 +162,7 @@ fw_config_init(fko_srv_options_t * const opts)
     return 1;
 }
 
-void
+int
 fw_initialize(const fko_srv_options_t * const opts)
 {