add pkgs update to download mlibc

Author: 0Bitbiscuits

.github/workflows/action_utest.yml

@@ -133,6 +133,7 @@ jobs:
         echo CONFIG_RT_USING_UTESTCASES=y >> $TEST_BSP_ROOT/.config
         cat examples/utest/configs/$TEST_CONFIG_FILE >> $TEST_BSP_ROOT/.config
         scons --pyconfig-silent -C $TEST_BSP_ROOT
+        pkgs --update
         scons -j$(nproc) --strict -C $TEST_BSP_ROOT
 
     - name: Start run Test

components/libc/compilers/mlibc/alltypes.h

@@ -31,10 +31,4 @@ typedef uint64_t fsfilcnt_t;
 #define __LONG_MAX INT32_MAX
 #endif /* __GNUC__ */
 
-struct iovec
-{
-    void *iov_base; /* Base address. */
-    size_t iov_len; /* Length. */
-};
-
 #endif