2 files changed, 53 insertions, 2 deletions
diff --git a/sysdeps/generic/startup.h b/sysdeps/generic/startup.h
index 56c899a..04f20cd 100644
--- a/sysdeps/generic/startup.h
+++ b/sysdeps/generic/startup.h
@@ -19,5 +19,31 @@
 /* Targets should override this file if the default definitions below
    will not work correctly very early before TLS is initialized.  */
 
+#include <unistd.h>
+
 /* Use macro instead of inline function to avoid including <stdio.h>.  */
 #define _startup_fatal(message) __libc_fatal ((message))
+
+static inline uid_t
+startup_getuid (void)
+{
+  return __getuid ();
+}
+
+static inline uid_t
+startup_geteuid (void)
+{
+  return __geteuid ();
+}
+
+static inline gid_t
+startup_getgid (void)
+{
+  return __getgid ();
+}
+
+static inline gid_t
+startup_getegid (void)
+{
+  return __getegid ();
+}
diff --git a/sysdeps/unix/sysv/linux/i386/startup.h b/sysdeps/unix/sysv/linux/i386/startup.h
index 3eb4cc4..dee7a4f 100644
--- a/sysdeps/unix/sysv/linux/i386/startup.h
+++ b/sysdeps/unix/sysv/linux/i386/startup.h
@@ -17,11 +17,12 @@
    <https://www.gnu.org/licenses/>.  */
 
 #if BUILD_PIE_DEFAULT
-# include <abort-instr.h>
-
 /* Can't use "call *%gs:SYSINFO_OFFSET" during statup in static PIE.  */
 # define I386_USE_SYSENTER 0
 
+# include <sysdep.h>
+# include <abort-instr.h>
+
 __attribute__ ((__noreturn__))
 static inline void
 _startup_fatal (const char *message __attribute__ ((unused)))
@@ -31,6 +32,30 @@ _startup_fatal (const char *message __attribute__ ((unused)))
   ABORT_INSTRUCTION;
   __builtin_unreachable ();
 }
+
+static inline uid_t
+startup_getuid (void)
+{
+  return (uid_t) INTERNAL_SYSCALL_CALL (getuid32);
+}
+
+static inline uid_t
+startup_geteuid (void)
+{
+  return (uid_t) INTERNAL_SYSCALL_CALL (geteuid32);
+}
+
+static inline gid_t
+startup_getgid (void)
+{
+  return (gid_t) INTERNAL_SYSCALL_CALL (getgid32);
+}
+
+static inline gid_t
+startup_getegid (void)
+{
+  return (gid_t) INTERNAL_SYSCALL_CALL (getegid32);
+}
 #else
 # include_next <startup.h>
 #endif