From c65719b613318b48b8a1bb2cc72e49bb8f592088 Mon Sep 17 00:00:00 2001
From: Landry Breuil <landry@openbsd.org>
Date: Fri, 6 May 2022 10:51:36 +0200
Subject: Bug 1768141 - Use HW_NCPUONLINE if available in
 PR_GetNumberOfProcessors(). r=kaie

---
 pr/src/misc/prsystem.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/pr/src/misc/prsystem.c b/pr/src/misc/prsystem.c
index 109f1ed2..dba093e9 100644
--- a/pr/src/misc/prsystem.c
+++ b/pr/src/misc/prsystem.c
@@ -206,7 +206,11 @@ PR_IMPLEMENT(PRInt32) PR_GetNumberOfProcessors( void )
     size_t len = sizeof(numCpus);
 
     mib[0] = CTL_HW;
+#ifdef HW_NCPUONLINE
+    mib[1] = HW_NCPUONLINE;
+#else
     mib[1] = HW_NCPU;
+#endif
     rc = sysctl( mib, 2, &numCpus, &len, NULL, 0 );
     if ( -1 == rc )  {
         numCpus = -1; /* set to -1 for return value on error */
-- 
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