From 739f9297c562a387aa012bad781ac2f07f434c1e Mon Sep 17 00:00:00 2001
From: David CARLIER <devnexen@gmail.com>
Date: Tue, 2 Feb 2021 13:05:19 +0000
Subject: NetBSD build update. (#4079)

---
 addr2line.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

(limited to 'addr2line.c')

diff --git a/addr2line.c b/addr2line.c
index dc4364aaf5..9669427d36 100644
--- a/addr2line.c
+++ b/addr2line.c
@@ -2101,11 +2101,15 @@ fail:
  * and returns strlen(binary_filename).
  * it is NUL terminated.
  */
-#if defined(__linux__)
+#if defined(__linux__) || defined(__NetBSD__)
 static ssize_t
 main_exe_path(void)
 {
-# define PROC_SELF_EXE "/proc/self/exe"
+# if defined(__linux__)
+#  define PROC_SELF_EXE "/proc/self/exe"
+# elif defined(__NetBSD__)
+#  define PROC_SELF_EXE "/proc/curproc/exe"
+# endif
     ssize_t len = readlink(PROC_SELF_EXE, binary_filename, PATH_MAX);
     if (len < 0) return 0;
     binary_filename[len] = 0;
-- 
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