From 3590b817df703a256f2c1de9a5f5469eaa1c86e9 Mon Sep 17 00:00:00 2001
From: Ilya Lipnitskiy <ilya.lipnitskiy@gmail.com>
Date: Mon, 15 Feb 2021 11:07:56 -0800
Subject: [PATCH] fix build regression on macOS

Signed-off-by: Felix Fietkau <nbd@nbd.name>
Signed-off-by: Ilya Lipnitskiy <ilya.lipnitskiy@gmail.com>
[Ryan: backported from 8090dffdad8fda86dccd47ce7a7db8840bdf7d7b]
Signed-off-by: Ryan Barnett <ryanbarnett3@gmail.com>
---
 configure.ac  | 6 ++++++
 libfakeroot.c | 4 +++-
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac
index d85566f..d635df1 100644
--- a/configure.ac
+++ b/configure.ac
@@ -181,6 +181,9 @@ AC_MSG_CHECKING([for type of arg of __xmknod])
        #include <fcntl.h>
        #include <unistd.h>
   ]], [[
+#ifndef __GLIBC__
+#error no extra *
+#endif
        int __xmknod  ( int ver,
                        const char *pathname ,
                        mode_t  mode ,  dev_t *dev);
@@ -207,6 +210,9 @@ AC_MSG_CHECKING([for type of arg of __xmknodat])
        #include <fcntl.h>
        #include <unistd.h>
   ]], [[
+#ifndef __GLIBC__
+#error no extra *
+#endif
        int __xmknodat  ( int ver,
                          int dirfd,
                          const char *pathname ,
diff --git a/libfakeroot.c b/libfakeroot.c
index d75c51f..ec4e577 100644
--- a/libfakeroot.c
+++ b/libfakeroot.c
@@ -1352,7 +1352,8 @@ int renameat(int olddir_fd, const char *oldpath,
 #endif /* HAVE_FSTATAT */
 
 
-#if defined(__GLIBC__) && __GLIBC_PREREQ(2,33)
+#if defined(__GLIBC__)
+#if __GLIBC_PREREQ(2,33)
 /* Glibc 2.33 exports symbols for these functions in the shared lib */
   int lstat(const char *file_name, struct stat *statbuf) {
      return WRAP_LSTAT LSTAT_ARG(_STAT_VER, file_name, statbuf);
@@ -1397,6 +1398,7 @@ int renameat(int olddir_fd, const char *oldpath,
        return WRAP_MKNODAT MKNODAT_ARG(_STAT_VER, dir_fd, pathname, mode, &dev);
     }
   #endif
+#endif /* __GLIBC__ */
 #endif /* GLIBC_PREREQ */
 
 
-- 
2.25.1