From 2ce2ebcdbad7907644ce3936547eafe881be8754 Mon Sep 17 00:00:00 2001
From: Martin Rehak <rehak@tekkirk.org>
Date: Tue, 2 Jun 2026 13:48:07 +0200
Subject: [PATCH] suricata: guard RLIMIT_NPROC usage

Only use RLIMIT_NPROC when the platform exposes that resource limit constant.
---
 src/suricata.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/suricata.c b/src/suricata.c
index 263959c432..e6165b5f5f 100644
--- a/src/suricata.c
+++ b/src/suricata.c
@@ -3225,7 +3225,7 @@ void SuricataPostInit(void)
 #endif
 
     if (limit_nproc) {
-#if defined(HAVE_SYS_RESOURCE_H)
+#if defined(HAVE_SYS_RESOURCE_H) && defined(RLIMIT_NPROC)
 #ifdef linux
         if (geteuid() == 0) {
             SCLogWarning("setrlimit has no effect when running as root.");