diff -ur httrack-3.43.2.orig/src/htscoremain.c httrack-3.43.2/src/htscoremain.c
--- httrack-3.43.2.orig/src/htscoremain.c	2008-12-07 11:46:55.000000000 +0100
+++ httrack-3.43.2/src/htscoremain.c	2009-01-08 20:26:31.000000000 +0100
@@ -2018,7 +2018,7 @@
         }
       }
 
-      sprintf(n_lock,fconcat(OPT_GET_BUFF(opt), StringBuff(opt->path_log),"hts-in_progress.lock"));
+      sprintf(n_lock,'%s', fconcat(OPT_GET_BUFF(opt), StringBuff(opt->path_log),"hts-in_progress.lock"));
       //sprintf(n_lock,fconcat(OPT_GET_BUFF(opt), StringBuff(opt->path_log),"hts-in_progress.lock"),n);
       /*do {
         if (!n)
Only in httrack-3.43.2/src: htscoremain.c~
diff -ur httrack-3.43.2.orig/src/htslib.c httrack-3.43.2/src/htslib.c
--- httrack-3.43.2.orig/src/htslib.c	2008-12-07 11:46:55.000000000 +0100
+++ httrack-3.43.2/src/htslib.c	2009-01-08 20:22:30.000000000 +0100
@@ -4293,7 +4293,7 @@
     break;
     default:
       if (nl)
-        fprintf(fp,prefix);
+        fprintf(fp,'%s', prefix);
       nl=0;
       fputc(*buff,fp);
     }
Only in httrack-3.43.2/src: htslib.c~