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authorRoland McGrath <roland@hack.frob.com>2014-03-14 10:44:34 -0700
committerRoland McGrath <roland@hack.frob.com>2014-03-14 11:32:51 -0700
commit498a22333b835a598ccaed4656e97a0ec3573665 (patch)
treef02f8e2d4dcf1a93467f0747c56af83c74300101 /include/errno.h
parentc7de50250367167d8c9f35594b264f6a0af8dd0c (diff)
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Compile with -Wundef.
Diffstat (limited to 'include/errno.h')
-rw-r--r--include/errno.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/errno.h b/include/errno.h
index f1b93a881b..dbf2a61e0d 100644
--- a/include/errno.h
+++ b/include/errno.h
@@ -6,6 +6,11 @@
 
 # ifdef IS_IN_rtld
 #  include <dl-sysdep.h>
+#  ifndef RTLD_PRIVATE_ERRNO
+#   error "dl-sysdep.h must define RTLD_PRIVATE_ERRNO!"
+#  endif
+# else
+#  define RTLD_PRIVATE_ERRNO	0
 # endif
 
 # if RTLD_PRIVATE_ERRNO