whitespace fixes. no code changes

diff --git a/coreutils/ls.c b/coreutils/ls.c
index 83ad8cd..7fddefe 100644
--- a/coreutils/ls.c
+++ b/coreutils/ls.c
@@ -169,12 +169,12 @@
 #endif
 #define current_time_t (G.current_time_t)
 /* memset: we have to zero it out because of NOEXEC */
-#define INIT_G() { \
+#define INIT_G() do { \
 	memset(&G, 0, sizeof(G)); \
 	USE_FEATURE_AUTOWIDTH(tabstops = COLUMN_GAP;) \
 	USE_FEATURE_AUTOWIDTH(terminal_width = TERMINAL_WIDTH;) \
 	USE_FEATURE_LS_TIMESTAMPS(time(&current_time_t);) \
-}
+} while (0)
 
 
 #if ENABLE_FEATURE_ASSUME_UNICODE
diff --git a/coreutils/stty.c b/coreutils/stty.c
index a17955a..c9f11a8 100644
--- a/coreutils/stty.c
+++ b/coreutils/stty.c
@@ -627,11 +627,10 @@
 	char buf[10];
 };
 #define G (*(struct globals*)&bb_common_bufsiz1)
-#define INIT_G() \
-	do { \
-		G.device_name = bb_msg_standard_input; \
-		G.max_col = 80; \
-	} while (0)
+#define INIT_G() do { \
+	G.device_name = bb_msg_standard_input; \
+	G.max_col = 80; \
+} while (0)
 
 
 /* Return a string that is the printable representation of character CH */