diff --git a/src/base/lnav_log.cc b/src/base/lnav_log.cc
index 792a2bce..bce5488b 100644
--- a/src/base/lnav_log.cc
+++ b/src/base/lnav_log.cc
@@ -323,8 +323,11 @@ void log_msg_extra_complete()
 static void sigabrt(int sig)
 {
     char crash_path[1024], latest_crash_path[1024];
-    int fd, frame_count;
+    int fd;
+#ifdef HAVE_EXECINFO_H
+    int frame_count;
     void *frames[128];
+#endif
     struct tm localtm;
     time_t curr_time;