xgethostname simplification

[gnulib.git] / lib / argp.h

diff --git a/lib/argp.h b/lib/argp.h
index 5286fc4..42e39ad 100644 (file)
--- a/lib/argp.h
+++ b/lib/argp.h
@@ -48,6 +48,18 @@
 # endif
 #endif
 
+/* GCC 2.95 and later have "__restrict"; C99 compilers have
+   "restrict", and "configure" may have defined "restrict".  */
+#ifndef __restrict
+# if ! (2 < __GNUC__ || (2 == __GNUC__ && 95 <= __GNUC_MINOR__))
+#  if defined restrict || 199901L <= __STDC_VERSION__
+#   define __restrict restrict
+#  else
+#   define __restrict
+#  endif
+# endif
+#endif
+
 #ifndef __error_t_defined
 typedef int error_t;
 # define __error_t_defined