lib/libc: Add qlibc and its unit test supported. [1/4]

PD#SWPL-90928

Problem:
Add qlibc supported for generic data structures.

Solution:
Add qlibc supported for generic data structures.

Verify:
N/A

Change-Id: I419bd99dd700661acbf6aaddb99e2f6a975df7a0
Signed-off-by: xiaohu.huang <xiaohu.huang@amlogic.com>
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 654fe65..73e051e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -6,3 +6,4 @@
 
 add_subdirectory(aml)
 add_subdirectory(newlib)
+add_subdirectory(qlibc)