whitespace cleanup

Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
diff --git a/editors/awk.c b/editors/awk.c
index 8bc5675..2eeb9d7 100644
--- a/editors/awk.c
+++ b/editors/awk.c
@@ -277,10 +277,10 @@
 
 /* tokens and their corresponding info values */
 
-#define	NTC     "\377"  /* switch to next token class (tc<<1) */
-#define	NTCC    '\377'
+#define NTC     "\377"  /* switch to next token class (tc<<1) */
+#define NTCC    '\377'
 
-#define	OC_B	OC_BUILTIN
+#define OC_B  OC_BUILTIN
 
 static const char tokenlist[] ALIGN1 =
 	"\1("         NTC
@@ -368,7 +368,7 @@
 	OC_B|B_ss|P(0x8f), OC_FBLTIN|F_ti,    OC_B|B_ti|P(0x0b), OC_B|B_mt|P(0x0b),
 	OC_B|B_lo|P(0x49), OC_B|B_up|P(0x49),
 	OC_GETLINE|SV|P(0),
-	0,	           0,
+	0,                 0,
 	0,
 	0 /* END */
 };
@@ -380,7 +380,7 @@
 	ORS,        RS,         RT,         FILENAME,
 	SUBSEP,     F0,         ARGIND,     ARGC,
 	ARGV,       ERRNO,      FNR,        NR,
-	NF,         IGNORECASE,	ENVIRON,    NUM_INTERNAL_VARS
+	NF,         IGNORECASE, ENVIRON,    NUM_INTERNAL_VARS
 };
 
 static const char vNames[] ALIGN1 =
@@ -2335,7 +2335,7 @@
 #define fnargs (G.evaluate__fnargs)
 /* seed is initialized to 1 */
 #define seed   (G.evaluate__seed)
-#define	sreg   (G.evaluate__sreg)
+#define sreg   (G.evaluate__sreg)
 
 	var *v1;
 
@@ -2611,7 +2611,7 @@
 						rsm->F = popen(L.s, "r");
 						rsm->is_pipe = TRUE;
 					} else {
-						rsm->F = fopen_for_read(L.s);		/* not xfopen! */
+						rsm->F = fopen_for_read(L.s);  /* not xfopen! */
 					}
 				}
 			} else {
diff --git a/editors/diff.c b/editors/diff.c
index d9d709d..cc7ba47 100644
--- a/editors/diff.c
+++ b/editors/diff.c
@@ -230,7 +230,7 @@
 {
 	int i, j;
 
-	if (list[c[k]].y < y)	/* quick look for typical case */
+	if (list[c[k]].y < y)  /* quick look for typical case */
 		return k + 1;
 
 	for (i = 0, j = k + 1;;) {
diff --git a/editors/sed.c b/editors/sed.c
index 964d040..b91acfb 100644
--- a/editors/sed.c
+++ b/editors/sed.c
@@ -117,9 +117,9 @@
 	char *add_cmd_line;
 
 	struct pipeline {
-		char *buf;	/* Space to hold string */
-		int idx;	/* Space used */
-		int len;	/* Space allocated */
+		char *buf;  /* Space to hold string */
+		int idx;    /* Space used */
+		int len;    /* Space allocated */
 	} pipeline;
 } FIX_ALIASING;
 #define G (*(struct globals*)&bb_common_bufsiz1)