diff --git a/build.sh b/build.sh
index 45d1679..a547bfe 100755
--- a/build.sh
+++ b/build.sh
@@ -186,6 +186,7 @@ if [ "$PLATFORM" == "Linux" ]; then
 fi
 # fix LD_LIBRARY_PATH
 patch -p0 < $PATCH_DIR/cctools-f7a5930.patch
+patch -p0 < $PATCH_DIR/cctools-cdefs.patch
 popd &>/dev/null
 patch -p0 < $PATCH_DIR/cctools-ld64-1.patch
 patch -p0 < $PATCH_DIR/cctools-ld64-2.patch
diff --git a/patches/cctools-cdefs.patch b/patches/cctools-cdefs.patch
new file mode 100644
index 0000000..283cd68
--- /dev/null
+++ b/patches/cctools-cdefs.patch
@@ -0,0 +1,32 @@
+commit 7083dddbb0f106d791d313829ea7dc45db90e375
+Author: Thomas Pöchtrager <t.poechtrager@gmail.com>
+Date:   Thu Sep 11 00:34:16 2014 +0200
+
+    add a workaround for a glibc 2.20 bug
+
+diff --git cctools/include/sys/cdefs.h cctools/include/sys/cdefs.h
+new file mode 100644
+index 0000000..ca78da5
+--- /dev/null
++++ cctools/include/sys/cdefs.h
+@@ -0,0 +1,20 @@
++/*
++ * Workaround for a GLIBC bug.
++ * https://sourceware.org/bugzilla/show_bug.cgi?id=14952
++ */
++
++#include_next <sys/cdefs.h>
++
++#ifdef __GLIBC__
++
++#ifndef __extern_inline
++# define __extern_inline \
++  extern __inline __attribute__ ((__gnu_inline__))
++#endif
++
++#ifndef __extern_always_inline
++# define __extern_always_inline \
++  extern __always_inline __attribute__ ((__gnu_inline__))
++#endif
++
++#endif /* __GLIBC__ */
diff --git a/wrapper/build.sh b/wrapper/build.sh
index feeb81d..e692062 100755
--- a/wrapper/build.sh
+++ b/wrapper/build.sh
@@ -58,7 +58,7 @@ fi
 [ $PLATFORM = "FreeBSD" ] && FLAGS+="-lutil "
 
 if [[ $PLATFORM != *Windows ]] && [ $PLATFORM != "Darwin" ]; then
-  FLAGS+="-lrt "
+  FLAGS+="-lrt -isystem quirks/include"
 fi
 
 function compile_wrapper()
diff --git a/wrapper/quirks/include/sys/cdefs.h b/wrapper/quirks/include/sys/cdefs.h
new file mode 100644
index 0000000..ca78da5
--- /dev/null
+++ b/wrapper/quirks/include/sys/cdefs.h
@@ -0,0 +1,20 @@
+/*
+ * Workaround for a GLIBC bug.
+ * https://sourceware.org/bugzilla/show_bug.cgi?id=14952
+ */
+
+#include_next <sys/cdefs.h>
+
+#ifdef __GLIBC__
+
+#ifndef __extern_inline
+# define __extern_inline \
+  extern __inline __attribute__ ((__gnu_inline__))
+#endif
+
+#ifndef __extern_always_inline
+# define __extern_always_inline \
+  extern __always_inline __attribute__ ((__gnu_inline__))
+#endif
+
+#endif /* __GLIBC__ */