From 3a43881b01ee1b88a004a6e192829c1bebaed19f Mon Sep 17 00:00:00 2001
From: nick black <dankamongmen@gmail.com>
Date: Thu, 2 Jan 2025 11:49:24 -0500
Subject: [PATCH] only use _SC_SIGSTKSZ when it's defined

---
 src/lib/unixsig.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/lib/unixsig.c b/src/lib/unixsig.c
index b61f94553..01ad55b0e 100644
--- a/src/lib/unixsig.c
+++ b/src/lib/unixsig.c
@@ -222,7 +222,11 @@ int setup_signals(void* vnc, bool no_quit_sigs, bool no_winch_sigs,
 // to export ASAN_OPTIONS=use_sigaltstack=0, or just not fuck with the alternate
 // signal stack when built with ASAN.
 #ifndef USE_ASAN
+#ifdef _SC_SIGSTKSZ
     long minstksz = sysconf(_SC_SIGSTKSZ);
+#else
+    long minsktkz = 0;
+#endif
     if(minstksz <= 0){
       minstksz = SIGSTKSZ * 4;
     }