[monitoring-plugins] check_dhcp: remove unnecessary casts

[Lorenz Kästle]

 Module: monitoring-plugins
 Branch: master
 Commit: 90b3a6b3920f3f3b5276dfcf231b2b7729ed0e0b
 Author: Lorenz Kästle <lorenz at vulgrim.de>
   Date: Fri Jul 17 14:26:41 2026 +0200
    URL: https://www.monitoring-plugins.org/repositories/monitoring-plugins/commit/?id=90b3a6b3

check_dhcp: remove unnecessary casts

---

 plugins-root/check_dhcp.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/plugins-root/check_dhcp.c b/plugins-root/check_dhcp.c
index 28bffbfd..aa1bdc30 100644
--- a/plugins-root/check_dhcp.c
+++ b/plugins-root/check_dhcp.c
@@ -969,17 +969,17 @@ add_dhcp_offer_wrapper add_dhcp_offer(struct in_addr source, dhcp_packet *offer_
 		if (dhcp_lease_time == DHCP_INFINITE_TIME) {
 			printf(_("Lease Time: Infinite\n"));
 		} else {
-			printf(_("Lease Time: %lu seconds\n"), (unsigned long)dhcp_lease_time);
+			printf(_("Lease Time: %" PRIu32 " seconds\n"), dhcp_lease_time);
 		}
 		if (dhcp_renewal_time == DHCP_INFINITE_TIME) {
 			printf(_("Renewal Time: Infinite\n"));
 		} else {
-			printf(_("Renewal Time: %lu seconds\n"), (unsigned long)dhcp_renewal_time);
+			printf(_("Renewal Time: %" PRIu32 " seconds\n"), dhcp_renewal_time);
 		}
 		if (dhcp_rebinding_time == DHCP_INFINITE_TIME) {
 			printf(_("Rebinding Time: Infinite\n"));
 		}
-		printf(_("Rebinding Time: %lu seconds\n"), (unsigned long)dhcp_rebinding_time);
+		printf(_("Rebinding Time: %" PRIu32 " seconds\n"), dhcp_rebinding_time);
 	}
 
 	new_offer = (dhcp_offer *)malloc(sizeof(dhcp_offer));