Add tizen x64 cross build support

eng/native/tryrun.cmake

@@ -20,6 +20,8 @@ elseif(EXISTS ${CROSS_ROOTFS}/usr/platform/i86pc)
   set(CLR_CMAKE_TARGET_OS SunOS)
 elseif(EXISTS /System/Library/CoreServices)
   set(DARWIN 1)
+elseif(EXISTS ${CROSS_ROOTFS}/etc/tizen-release)
+  set(TIZEN 1)
 endif()
 
 if(DARWIN)
@@ -68,7 +70,7 @@ if(DARWIN)
   else()
     message(FATAL_ERROR "Arch is ${TARGET_ARCH_NAME}. Only arm64 or x64 is supported for OSX cross build!")
   endif()
-elseif(TARGET_ARCH_NAME MATCHES "^(armel|arm|armv6|arm64|loongarch64|riscv64|s390x|ppc64le|x86)$" OR FREEBSD OR ILLUMOS)
+elseif(TARGET_ARCH_NAME MATCHES "^(armel|arm|armv6|arm64|loongarch64|riscv64|s390x|ppc64le|x86)$" OR FREEBSD OR ILLUMOS OR TIZEN)
   set_cache_value(FILE_OPS_CHECK_FERROR_OF_PREVIOUS_CALL_EXITCODE 1)
   set_cache_value(GETPWUID_R_SETS_ERRNO_EXITCODE 0)
   set_cache_value(HAS_POSIX_SEMAPHORES_EXITCODE 0)
@@ -145,6 +147,10 @@ elseif(TARGET_ARCH_NAME MATCHES "^(armel|arm|armv6|arm64|loongarch64|riscv64|s39
     set_cache_value(HAVE_FULLY_FEATURED_PTHREAD_MUTEXES 1)
     set_cache_value(HAVE_FUNCTIONAL_PTHREAD_ROBUST_MUTEXES_EXITCODE 0)
   endif()
+
+  if (TIZEN)
+    set_cache_value(HAVE_FUNCTIONAL_PTHREAD_ROBUST_MUTEXES_EXITCODE 0)
+  endif()
 else()
   message(FATAL_ERROR "Arch is ${TARGET_ARCH_NAME}. Only armel, arm, armv6, arm64, loongarch64, s390x, ppc64le and x86 are supported!")
 endif()