Silence compiler warnings on OS X 10.9.

[originally from svn r10166]

3 files changed, 4 insertions, 3 deletions

diff --git a/bk_info.c b/bk_info.c
index 1c6e033..a9a67d4 100644
--- a/bk_info.c
+++ b/bk_info.c
@@ -315,7 +315,7 @@ void info_backend(paragraph *sourceform, keywordlist *keywords,
     int nesting, nestindent;
     int indentb, indenta;
     int filepos;
-    int has_index;
+    int has_index = FALSE;
     info_data intro_text = EMPTY_INFO_DATA;
     node *topnode, *currnode;
     word bullet;
diff --git a/bk_text.c b/bk_text.c
index 2a121e7..4ffba55 100644
--- a/bk_text.c
+++ b/bk_text.c
@@ -686,7 +686,7 @@ static void text_heading(textfile *tf, word *tprefix, word *nprefix,
 	if (margin < 0) margin = 0;
 	firstlinewidth = indent + width - margin - length;
 	wrapwidth = width;
-    } else if (align.align == LEFT || align.align == CENTRE) {
+    } else /* if (align.align == LEFT || align.align == CENTRE) */ {
 	margin = 0;
 	firstlinewidth = indent + width - length;
 	wrapwidth = indent + width;
diff --git a/deflate.c b/deflate.c
index 6bbceae..5eb1faa 100644
--- a/deflate.c
+++ b/deflate.c
@@ -1203,7 +1203,8 @@ static void outblock(deflate_compress_ctx *out,
      */
     for (i = 0; i < 19; i++)
 	codelen[i] = len3[lenlenmap[i]];
-    for (hclen = 19; hclen > 4 && codelen[hclen-1] == 0; hclen--);
+    for (hclen = 19; hclen > 4 && codelen[hclen-1] == 0; hclen--)
+        /* empty loop body */;
 
     /*
      * Now work out the exact size of both the dynamic and the