shared/architecture.h: fix preprocessor directives

Use 'if defined()', not 'ifdef defined()'. Fixes the following warning.

  CC       src/shared/architecture.lo
In file included from src/shared/architecture.c:24:0:
src/shared/architecture.h:89:17: warning: extra tokens at end of #ifdef
directive [enabled by default]
 #  ifdef defined(WORDS_BIGENDIAN)
                 ^

diff --git a/src/shared/architecture.h b/src/shared/architecture.h
index fcfc45aa7712355807e9e6f86cecfebf022cc803..58a8164a757b77e3eab3cdf5af05064def8c77f9 100644 (file)
--- a/src/shared/architecture.h
+++ b/src/shared/architecture.h
@@ -80,13 +80,13 @@ Architecture uname_architecture(void);
 #elif defined(__alpha__)
 #  define native_architecture() ARCHITECTURE_ALPHA
 #elif defined(__aarch64__)
-#  ifdef defined(WORDS_BIGENDIAN)
+#  if defined(WORDS_BIGENDIAN)
 #    define native_architecture() ARCHITECTURE_ARM64_BE
 #  else
 #    define native_architecture() ARCHITECTURE_ARM64
 #  endif
 #elif defined(__arm__)
-#  ifdef defined(WORDS_BIGENDIAN)
+#  if defined(WORDS_BIGENDIAN)
 #    define native_architecture() ARCHITECTURE_ARM_BE
 #  else
 #    define native_architecture() ARCHITECTURE_ARM