1 files changed, 1 insertions, 1 deletions
diff --git a/e_os.h b/e_os.h
index 4c1b4aa1de..b3a3338eeb 100644
--- a/e_os.h
+++ b/e_os.h
@@ -112,7 +112,7 @@ extern "C" {
 #  define MSDOS
 # endif
 
-# if defined(MSDOS) && !defined(GETPID_IS_MEANINGLESS)
+# if (defined(MSDOS) || defined(OPENSSL_SYS_UEFI)) && !defined(GETPID_IS_MEANINGLESS)
 #  define GETPID_IS_MEANINGLESS
 # endif