diff --git a/libc/Android.mk b/libc/Android.mk
index e260871..c573e30 100644
--- a/libc/Android.mk
+++ b/libc/Android.mk
@@ -54,7 +54,6 @@
     bionic/initgroups.c \
     bionic/ioctl.c \
     bionic/isatty.c \
-    bionic/issetugid.c \
     bionic/md5.c \
     bionic/memmem.c \
     bionic/pathconf.c \
diff --git a/libc/bionic/issetugid.c b/libc/bionic/issetugid.c
deleted file mode 100644
index 81f8e41..0000000
--- a/libc/bionic/issetugid.c
+++ /dev/null
@@ -1,35 +0,0 @@
-/*
- * Copyright (C) 2008 The Android Open Source Project
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *  * Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- *  * Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in
- *    the documentation and/or other materials provided with the
- *    distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
- * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
- * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
- * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
- * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
- * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-#include <unistd.h>
-
-int  issetugid(void)
-{
-    /* for Bionic, this is sufficient */
-    return 0;
-}
-
diff --git a/libc/include/unistd.h b/libc/include/unistd.h
index 08a82e6..b4982cb 100644
--- a/libc/include/unistd.h
+++ b/libc/include/unistd.h
@@ -92,7 +92,6 @@
 extern int setresgid(gid_t, gid_t, gid_t);
 extern int getresuid(uid_t *ruid, uid_t *euid, uid_t *suid);
 extern int getresgid(gid_t *rgid, gid_t *egid, gid_t *sgid);
-extern int issetugid(void);
 extern char* getlogin(void);
 extern char* getusershell(void);
 extern void setusershell(void);
diff --git a/libc/upstream-openbsd/android/include/openbsd-compat.h b/libc/upstream-openbsd/android/include/openbsd-compat.h
index bacd1d7..8618e31 100644
--- a/libc/upstream-openbsd/android/include/openbsd-compat.h
+++ b/libc/upstream-openbsd/android/include/openbsd-compat.h
@@ -31,4 +31,7 @@
 #define _X _CTYPE_X
 #define _B _CTYPE_B
 
+/* OpenBSD has this, but we can't really implement it correctly on Linux. */
+#define issetugid() 0
+
 #endif