diff -Naur -x '*~' tex4ht-1.0.2008_02_28_2058/src/t4ht.c tex4ht-1.0.2008_02_28_2058-fix-format-errors//src/t4ht.c
--- tex4ht-1.0.2008_02_28_2058/src/t4ht.c	2008-02-26 00:59:27.000000000 +0100
+++ tex4ht-1.0.2008_02_28_2058-fix-format-errors//src/t4ht.c	2010-04-12 23:31:22.000000000 +0200
@@ -1049,7 +1049,7 @@
 #undef SEP
 #endif
 {  (IGNORED) fprintf(stderr,"--- error --- ");
-   (IGNORED) fprintf(stderr, warn_err_mssg[n]);
+   (IGNORED) fprintf(stderr, "%s", warn_err_mssg[n]);
    exit(EXIT_FAILURE);
 }
 
@@ -1070,7 +1070,7 @@
 #undef SEP
 #endif
 {  (IGNORED) fprintf(stderr,"--- error --- ");
-   (IGNORED) fprintf(stderr, warn_err_mssg[n]);
+   (IGNORED) fprintf(stderr, "%s", warn_err_mssg[n]);
    exit(EXIT_FAILURE);
 }
 
@@ -2804,7 +2804,7 @@
    (IGNORED) fprintf(css_file, "font-size:%d%c;", second, '%');
 }
 if( font_sty  ) {
-   (IGNORED) fprintf(css_file, font_sty->body);
+   (IGNORED) fprintf(css_file, "%s", font_sty->body);
 }
 (IGNORED) fprintf(css_file, "}\n");
 
@@ -2823,7 +2823,7 @@
 }
 (IGNORED) fprintf(css_file, "{");
 if( font_sty  ) {
-   (IGNORED) fprintf(css_file, font_sty->body);
+   (IGNORED) fprintf(css_file, "%s", font_sty->body);
 }
 (IGNORED) fprintf(css_file, "}}\n");
 
@@ -2846,7 +2846,7 @@
    (IGNORED) fprintf(css_file, "font-size:%d%c;", second, '%');
 }
 if( font_sty  ) {
-   (IGNORED) fprintf(css_file, font_sty->body);
+   (IGNORED) fprintf(css_file, "%s", font_sty->body);
 }
 (IGNORED) fprintf(css_file, "}\n");
 
diff -Naur -x '*~' tex4ht-1.0.2008_02_28_2058/src/tex4ht.c tex4ht-1.0.2008_02_28_2058-fix-format-errors//src/tex4ht.c
--- tex4ht-1.0.2008_02_28_2058/src/tex4ht.c	2007-11-07 22:33:36.000000000 +0100
+++ tex4ht-1.0.2008_02_28_2058-fix-format-errors//src/tex4ht.c	2010-04-12 23:30:24.000000000 +0200
@@ -1628,11 +1628,11 @@
 if( no_root_file ){  open_o_file(); }
 
 
-       (IGNORED) fprintf(cur_o_file, end_span[0]);
+       (IGNORED) fprintf(cur_o_file, "%s", end_span[0]);
 }  }
 
 
-   (IGNORED) fprintf(cur_o_file, t_accent_fifth);
+   (IGNORED) fprintf(cur_o_file, "%s", t_accent_fifth);
    needs_end_accent = FALSE; 
 needs_accented_sym--;
 
@@ -1662,11 +1662,11 @@
 if( no_root_file ){  open_o_file(); }
 
 
-       (IGNORED) fprintf(cur_o_file, end_span[0]);
+       (IGNORED) fprintf(cur_o_file, "%s", end_span[0]);
 }  }
 
 
-   (IGNORED) fprintf(cur_o_file, t_accent_fifth);
+   (IGNORED) fprintf(cur_o_file, "%s", t_accent_fifth);
    needs_end_accent = FALSE; 
 needs_accented_sym--;
 
@@ -1810,11 +1810,11 @@
 if( no_root_file ){  open_o_file(); }
 
 
-       (IGNORED) fprintf(cur_o_file, end_span[0]);
+       (IGNORED) fprintf(cur_o_file, "%s", end_span[0]);
 }  }
 
 
-   (IGNORED) fprintf(cur_o_file, t_accent_fifth);
+   (IGNORED) fprintf(cur_o_file, "%s", t_accent_fifth);
    needs_end_accent = FALSE; 
 needs_accented_sym--;
 
@@ -4573,11 +4573,11 @@
 if( no_root_file ){  open_o_file(); }
 
 
-       (IGNORED) fprintf(cur_o_file, end_span[0]);
+       (IGNORED) fprintf(cur_o_file, "%s", end_span[0]);
 }  }
 
 
-   (IGNORED) fprintf(cur_o_file, t_accent_fifth);
+   (IGNORED) fprintf(cur_o_file, "%s", t_accent_fifth);
    needs_end_accent = FALSE; 
 needs_accented_sym--;
 
@@ -4597,7 +4597,7 @@
 
 
        if( span_open[0] )  if( *span_open[0] )
-           (IGNORED) fprintf(cur_o_file, span_open[0]);
+           (IGNORED) fprintf(cur_o_file, "%s", span_open[0]);
        if( span_name[0] )  if( *span_name[0] )
            (IGNORED) fprintf(cur_o_file,
                span_name[0], font_tbl[cur_fnt].family_name);
@@ -4609,7 +4609,7 @@
            (IGNORED) fprintf(cur_o_file,
                        span_mag[0], font_tbl[cur_fnt].mag);
        if( span_ch[0] )  if( *span_ch[0] )
-           (IGNORED) fprintf(cur_o_file, span_ch[0]);
+           (IGNORED) fprintf(cur_o_file, "%s", span_ch[0]);
     }
     start_span = FALSE;
   }
@@ -5335,7 +5335,7 @@
 }
 
 if( a_accent_template && needs_accented_sym ){
-   (IGNORED) fprintf(cur_o_file, a_accent_fifth);
+   (IGNORED) fprintf(cur_o_file, "%s", a_accent_fifth);
 }
 
 
@@ -5395,11 +5395,11 @@
 if( no_root_file ){  open_o_file(); }
 
 
-       (IGNORED) fprintf(cur_o_file, end_span[0]);
+       (IGNORED) fprintf(cur_o_file, "%s", end_span[0]);
 }  }
 
 
-   (IGNORED) fprintf(cur_o_file, t_accent_fifth);
+   (IGNORED) fprintf(cur_o_file, "%s", t_accent_fifth);
    needs_end_accent = FALSE; 
 needs_accented_sym--;
 
@@ -5657,7 +5657,7 @@
 #undef SEP
 #endif
 {  (IGNORED) fprintf(stderr,"--- warning --- ");
-   (IGNORED) fprintf(stderr,warn_err_mssg[n]);
+   (IGNORED) fprintf(stderr, "%s", warn_err_mssg[n]);
    show_err_context();
 }
 
@@ -5773,7 +5773,7 @@
 #undef SEP
 #endif
 {  (IGNORED) fprintf(stderr,"--- error --- ");
-   (IGNORED) fprintf(stderr, warn_err_mssg[n]);
+   (IGNORED) fprintf(stderr, "%s", warn_err_mssg[n]);
    show_err_context();
    exit(EXIT_FAILURE);
 }
@@ -8762,7 +8762,7 @@
 if( no_root_file ){  open_o_file(); }
 
 
-       (IGNORED) fprintf(cur_o_file, end_span[0]);
+       (IGNORED) fprintf(cur_o_file, "%s", end_span[0]);
     }
 } }
 
@@ -8772,7 +8772,7 @@
   
                                                long int width;
 if( i_accent_template ){
-  (IGNORED) fprintf(cur_o_file, i_accent_second); }
+  (IGNORED) fprintf(cur_o_file, "%s", i_accent_second); }
 needs_end_accent = (needs_accent_sym == 2 * TRUE);
 if( needs_end_accent && t_accent_template )
 {  
@@ -8825,7 +8825,7 @@
          m_accent_fourth);
     }
     if( i_accent_template ){
-      (IGNORED) fprintf(cur_o_file, i_accent_first); }
+      (IGNORED) fprintf(cur_o_file, "%s", i_accent_first); }
     in_accenting = TRUE;
   }
 }
@@ -9149,11 +9149,11 @@
 if( no_root_file ){  open_o_file(); }
 
 
-       (IGNORED) fprintf(cur_o_file, end_span[0]);
+       (IGNORED) fprintf(cur_o_file, "%s", end_span[0]);
 }  }
 
 
-   (IGNORED) fprintf(cur_o_file, t_accent_fifth);
+   (IGNORED) fprintf(cur_o_file, "%s", t_accent_fifth);
    needs_end_accent = FALSE; 
 needs_accented_sym--;
 
@@ -10396,8 +10396,8 @@
         default: { dim_on = FALSE; }
     }
     p++;
-    if( dim_on ){    (IGNORED) fprintf(cur_o_file, p, dim);  }
-    else        {    (IGNORED) fprintf(cur_o_file, p); }
+    if( dim_on ){    (IGNORED) fprintf(cur_o_file, "%s %lf", p, dim);  }
+    else        {    (IGNORED) fprintf(cur_o_file, "%s", p); }
     while( * (p++) );
   }
 }
@@ -12232,7 +12232,7 @@
 
 {                                               int   ch, i, mag;
                                                 U_CHAR  str[256];
-   (IGNORED) fprintf(log_file, begin_char_gif);
+   (IGNORED) fprintf(log_file, "%s", begin_char_gif);
    dvi_flag = TRUE;
    for( cur_fnt = font_tbl_size; cur_fnt--; ){