diff --git a/src/.indent.pro b/src/.indent.pro
new file mode 100644
index 0000000..2a08389
--- /dev/null
+++ b/src/.indent.pro
@@ -0,0 +1 @@
+-bap -bbo -br -brs -ce -ci4 -cli2 -cs -di1 -hnl -i2 -l140 -lp -lps -nbc -npcs -nss -nsob -pmt -psl -ts 999
diff --git a/src/screen.c b/src/screen.c
index 799644d..4883a7b 100644
--- a/src/screen.c
+++ b/src/screen.c
@@ -1596,6 +1596,9 @@ scr_refresh(int type)
   Pixmap pmap = images[image_bg].current->pmap->pixmap;
   int (*draw_string) (), (*draw_image_string) ();
   register int low_x = 99999, low_y = 99999, high_x = 0, high_y = 0;
+#ifdef PIXMAP_SUPPORT
+  Drawable draw_buffer;
+#endif
 #ifndef NO_BOLDFONT
   int bfont = 0;		/* we've changed font to bold font           */
 #endif
@@ -1603,15 +1606,6 @@ scr_refresh(int type)
   register int nrows = TermWin.nrow;
   register int ncols = TermWin.ncol;
 #endif
-#ifdef PIXMAP_SUPPORT
-  Drawable draw_buffer;
-
-  if (buffer_pixmap) {
-    draw_buffer = buffer_pixmap;
-  } else {
-    draw_buffer = TermWin.vt;
-  }
-#endif
 
   PROF_INIT(scr_refresh);
 
@@ -1629,6 +1623,14 @@ scr_refresh(int type)
   if (type == NO_REFRESH)
     return;
 
+#ifdef PIXMAP_SUPPORT
+  if (buffer_pixmap) {
+    draw_buffer = buffer_pixmap;
+  } else {
+    draw_buffer = TermWin.vt;
+  }
+#endif
+
   row_offset = TermWin.saveLines - TermWin.view_start;
   fprop = TermWin.fprop;
 
diff --git a/src/system.c b/src/system.c
index 0808eb5..8383d92 100644
--- a/src/system.c
+++ b/src/system.c
@@ -42,17 +42,8 @@ static const char cvs_ident[] = "$Id$";
 #include "misc.h"
 #include "system.h"
 
-static RETSIGTYPE dummy_handler(int);
-
 static sighandler_t old_handler = (sighandler_t) NULL;
 
-static RETSIGTYPE
-dummy_handler(int sig)
-{
-  signal(SIGCHLD, old_handler);
-  SIG_RETURN(0);
-}
-
 int
 wait_for_chld(int system_pid)
 {