Add Socket Libraries.

Add Posix functions for porting compatibility.
Fix compliance issues with ISO/IEC 9899:199409
New Functions:
  setenv(), fparseln(), GetFileNameFromPath(), rename(),
  realpath(), setprogname(), getprogname(), strlcat(), strlcpy(),
  strsep(), setitimer(), getitimer(), timegm(), getopt(), basename(),
  mkstemp(), ffs(), vsnprintf(), snprintf(), getpass(), usleep(), select(),
  writev(), strcasecmp(), getcwd(), chdir(), tcgetpgrp(), getpgrp(), gettimeofday(),
  bcopy(), 


git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12061 6f19259b-4bc3-4df7-8a09-765794883524

StdLib/StdLib.dec

@@ -34,3 +34,18 @@
 
 [Includes.ARM]
   Include/Arm
+
+
+[Guids]
+  gStdLibTokenSpaceGuid          = { 0x447559f0, 0xd02e, 0x4cf1, { 0x99, 0xbc, 0xca, 0x11, 0x65, 0x40, 0x54, 0xc2 }}
+
+
+[PcdsFixedAtBuild]
+  gStdLibTokenSpaceGuid.DataSource_Port|1234|UINT16|0
+  gStdLibTokenSpaceGuid.WebServer_HttpPort|80|UINT16|1
+
+
+[Protocols]
+  gEfiSocketProtocolGuid = { 0x58e6ed63, 0x1694, 0x440b, { 0x93, 0x88, 0xe9, 0x8f, 0xed, 0x6b, 0x65, 0xaf } }
+  gEfiSocketServiceBindingProtocolGuid = { 0x8aaedb2a, 0xa6bb, 0x47c6, { 0x94, 0xce, 0x1b, 0x80, 0x96, 0x42, 0x3f, 0x2a } }
+