toolchain: update uClibc snapshot config to avoid build stalls

Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>

toolchain/uClibc/uClibc-snapshot.config

@@ -28,6 +28,7 @@
 # TARGET_vax is not set
 # TARGET_x86_64 is not set
 # TARGET_xtensa is not set
+# TARGET_c6x is not set
 
 # CONFIG_GENERIC_ARM is not set
 # CONFIG_ARM610 is not set
@@ -109,6 +110,7 @@ UCLIBC_DYNAMIC_ATEXIT=y
 UCLIBC_SUSV3_LEGACY=y
 # UCLIBC_SUSV3_LEGACY_MACROS is not set
 UCLIBC_SUSV4_LEGACY=y
+# UCLIBC_STRICT_HEADERS is not set
 # UCLIBC_HAS_STUBS is not set
 UCLIBC_HAS_SHADOW=y
 # UCLIBC_HAS_PROGRAM_INVOCATION_NAME is not set