Typo fixes

Doc/library/sys.rst

@@ -266,7 +266,7 @@ always available.
    +------------------------------+------------------------------------------+
    | :const:`no_site`             | -S                                       |
    +------------------------------+------------------------------------------+
-   | :const:`ingnore_environment` | -E                                       |
+   | :const:`ignore_environment`  | -E                                       |
    +------------------------------+------------------------------------------+
    | :const:`tabcheck`            | -t or -tt                                |
    +------------------------------+------------------------------------------+

Lib/test/test_sys.py

@@ -356,7 +356,7 @@ class SysModuleTest(unittest.TestCase):
         self.failUnless(sys.flags)
         attrs = ("debug", "py3k_warning", "division_warning", "division_new",
                  "inspect", "interactive", "optimize", "dont_write_bytecode",
-                 "no_site", "ingnore_environment", "tabcheck", "verbose",
+                 "no_site", "ignore_environment", "tabcheck", "verbose",
                  "unicode")
         for attr in attrs:
             self.assert_(hasattr(sys.flags, attr), attr)

Python/sysmodule.c

@@ -1065,11 +1065,11 @@ static PyStructSequence_Field flags_fields[] = {
 	{"dont_write_bytecode",	"-B"},
 	/* {"no_user_site",	"-s"}, */
 	{"no_site",		"-S"},
-	{"ingnore_environment",	"-E"},
+	{"ignore_environment",	"-E"},
 	{"tabcheck",		"-t or -tt"},
 	{"verbose",		"-v"},
 #ifdef RISCOS
-	{"ricos_wimp",		"???"},
+	{"riscos_wimp",		"???"},
 #endif
 	/* {"unbuffered",		"-u"}, */
 	{"unicode",		"-U"},