diff --git a/.gitignore b/.gitignore
index 38ab6b10..7de13cd9 100644
--- a/.gitignore
+++ b/.gitignore
@@ -13,3 +13,4 @@ fixtures/space folder/
 .vscode/ipch/
 yarn.lock
 prebuilds/
+_codeql_detected_source_root
diff --git a/src/unix/pty.cc b/src/unix/pty.cc
index a20bde53..9df942ef 100644
--- a/src/unix/pty.cc
+++ b/src/unix/pty.cc
@@ -131,7 +131,7 @@ SetCloseOnExec(int fd) {
 static void
 pty_close_inherited_fds() {
   // Try close_range() first (Linux 5.9+, glibc 2.34+)
-  #if defined(SYS_close_range)
+  #if defined(SYS_close_range) && defined(CLOSE_RANGE_CLOEXEC)
   if (syscall(SYS_close_range, 3, ~0U, CLOSE_RANGE_CLOEXEC) == 0) {
     return;
   }