Fixed indentation error. Closes bug #746953.

unixccompiler.py

@@ -203,9 +203,9 @@ class UnixCCompiler(CCompiler):
         if sys.platform[:6] == "darwin":
             # MacOSX's linker doesn't understand the -R flag at all
             return "-L" + dir
-      elif sys.platform[:5] == "hp-ux":
+        elif sys.platform[:5] == "hp-ux":
             return "+s -L" + dir
-      elif compiler[:3] == "gcc" or compiler[:3] == "g++":
+        elif compiler[:3] == "gcc" or compiler[:3] == "g++":
           return "-Wl,-R" + dir
         else:
             return "-R" + dir