diff --git a/xorriso/drive_mgt.c b/xorriso/drive_mgt.c
index 840251e7..84a92856 100644
--- a/xorriso/drive_mgt.c
+++ b/xorriso/drive_mgt.c
@@ -429,7 +429,7 @@ int Xorriso_aquire_drive(struct XorrisO *xorriso, char *adr, int flag)
    if(xorriso->img_read_error_mode==2)
      sev= "FATAL";
    Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, sev, 0);
-   if(read_ret == ISO_SB_TREE_CORRUPTED && (xorriso->do_md5 & 1)) {
+   if(read_ret == (int) ISO_SB_TREE_CORRUPTED && (xorriso->do_md5 & 1)) {
      Xorriso_msgs_submit(xorriso, 0,
 "This might be false MD5 alarm if an add-on session was written by growisofs.",
         0, "HINT", 0);
@@ -1113,14 +1113,14 @@ int Xorriso_show_devices(struct XorrisO *xorriso, int flag)
  sprintf(xorriso->info_text, "-----------------------------------------------------------------------------\n");
  Xorriso_info(xorriso,0);
  respt= xorriso->result_line;
- for(i= 0; i < drive_count && !(xorriso->request_to_abort); i++) {
+ for(i= 0; i < (int) drive_count && !(xorriso->request_to_abort); i++) {
    if(burn_drive_get_adr(&(drive_list[i]), adr)<=0)
      strcpy(adr, "-get_adr_failed-");
    Xorriso_process_msg_queues(xorriso,0);
-   if(strlen(adr)>max_dev_len)
+   if((int) strlen(adr) > max_dev_len)
      max_dev_len= strlen(adr);
  }
- for(i= 0; i < drive_count && !(xorriso->request_to_abort); i++) {
+ for(i= 0; i < (int) drive_count && !(xorriso->request_to_abort); i++) {
    if(burn_drive_get_adr(&(drive_list[i]), adr)<=0)
      strcpy(adr, "-get_adr_failed-");
    Xorriso_process_msg_queues(xorriso,0);
@@ -1865,21 +1865,23 @@ abort_check:;
      if(ctx != NULL) {
        for(j= 0; j < to_read; j++) {
          lba=  i + j + from_lba;
-         if(lba < md5_start)
+         if(lba < (uint32_t) md5_start)
        continue;
          ret= 0;
-         if(lba > md5_start + 16 &&
+         if(lba > (uint32_t) (md5_start) + 16 &&
             (next_tag == 0 || chain_broken || lba == next_tag)) {
            ret= iso_util_decode_md5_tag(data + j * 2048, &tag_type,
                                         &pos, &range_start, &range_size,
                                         &next_tag, tag_md5, !!chain_broken);
          }
-         valid= (ret == 1 || ret == ISO_MD5_AREA_CORRUPTED) && pos == lba;
-         if(valid && tag_type == 2 && (lba < md5_start + 32 || in_track_gap)) {
+         valid= (ret == 1 || ret == (int) ISO_MD5_AREA_CORRUPTED) &&
+                pos == lba;
+         if(valid && tag_type == 2 && (lba < ((uint32_t) md5_start) + 32 ||
+            in_track_gap)) {
            tag_type_name= "superblock";
            was_sb_tag= 1;
-           if(in_track_gap && range_start != md5_start && range_start < lba &&
-              lba - range_start <= j) {
+           if(in_track_gap && range_start != ((uint32_t) md5_start) &&
+              range_start < lba && lba - range_start <= (uint32_t) j) {
              /* Looking for next session : start computing in hindsight.
                 Session start and superblock tag are supposed to be in the
                 same 64 kB chunk.
@@ -1908,7 +1910,7 @@ abort_check:;
            tag_type_name= "";
          }
          if (tag_type_name[0]) {
-           if(range_start != md5_start) {
+           if(range_start != (uint32_t) md5_start) {
              sprintf(xorriso->info_text,
                  "Found MD5 %s tag which covers different data range",
                  tag_type_name);
@@ -1927,7 +1929,7 @@ abort_check:;
              }
              iso_md5_end(&cloned_ctx, md5);
 
-             if(ret == ISO_MD5_AREA_CORRUPTED) {
+             if(ret == (int) ISO_MD5_AREA_CORRUPTED) {
                comparison= "CORRUPTED";
                sev_text= "WARNING";
                md5_spot_value= Xorriso_read_quality_md5_mismatcH;
diff --git a/xorriso/filters.c b/xorriso/filters.c
index 4621790d..6035c764 100644
--- a/xorriso/filters.c
+++ b/xorriso/filters.c
@@ -377,7 +377,7 @@ int Xorriso_set_filter(struct XorrisO *xorriso, void *in_node,
    filter_ret = iso_file_add_zisofs_filter(file, 1 | (internal_filter & 2));
    if(filter_ret < 0) {
      Xorriso_process_msg_queues(xorriso,0);
-     if(!(internal_filter == 2 && filter_ret == ISO_ZISOFS_WRONG_INPUT))
+     if(!(internal_filter == 2 && filter_ret == (int) ISO_ZISOFS_WRONG_INPUT))
        Xorriso_report_iso_error(xorriso, "", filter_ret,
                     "Error when setting filter to ISO node", 0, "FAILURE", 1);
    }
@@ -600,13 +600,13 @@ int Xorriso_status_extf(struct XorrisO *xorriso, char *filter, FILE *fp,
    
    strcpy(xorriso->result_line, "-external_filter ");
    Text_shellsafe(extf->cmd->name, line, 1);
-   if(strlen(line) > maxl)
+   if((int) strlen(line) > maxl)
  continue;
    strcat(line, " ");
    if(extf->cmd->suffix[0]) {
      strcat(line, "suffix=");
      Text_shellsafe(extf->cmd->suffix, line, 1);
-     if(strlen(line) > maxl)
+     if((int) strlen(line) > maxl)
  continue;
      strcat(line, ":");
    }
@@ -619,15 +619,15 @@ int Xorriso_status_extf(struct XorrisO *xorriso, char *filter, FILE *fp,
    if(extf->cmd->behavior & 4)
      strcat(line, "if_block_reduction:");
    sprintf(line + strlen(line), "used=%.f ", (double) extf->cmd->refcount);
-   if(strlen(line) > maxl)
+   if((int) strlen(line) > maxl)
  continue;
    Text_shellsafe(extf->cmd->path, line, 1);
-   if(strlen(line) > maxl)
+   if((int) strlen(line) > maxl)
  continue;
    for(i= 1; i < extf->cmd->argc; i++) {
      strcat(line, " ");
      Text_shellsafe(extf->cmd->argv[i], line, 1);
-     if(strlen(line) > maxl)
+     if((int) strlen(line) > maxl)
    break;
    }
    if(i < extf->cmd->argc)
diff --git a/xorriso/findjob.c b/xorriso/findjob.c
index b9b434a2..be68814c 100644
--- a/xorriso/findjob.c
+++ b/xorriso/findjob.c
@@ -95,7 +95,7 @@ int Exprnode_new(struct ExprnodE **fnode, struct FindjoB *job,
  *fnode= n= TSOB_FELD(struct ExprnodE,1);
  if(n == NULL)
    return(-1);
- for(i= 0; i < sizeof(n->origin); i++)
+ for(i= 0; i < (int) sizeof(n->origin); i++)
    n->origin[i]= 0;
  strncpy(n->origin, origin, sizeof(n->origin) - 1);
  n->up= up;
diff --git a/xorriso/iso_img.c b/xorriso/iso_img.c
index 873ef4cb..5127a95d 100644
--- a/xorriso/iso_img.c
+++ b/xorriso/iso_img.c
@@ -770,7 +770,7 @@ no_boot:;
        has_isolinux_mbr= 0;
      mbr_lba= lb0[432] | (lb0[433] << 8) | (lb0[434] << 16) | (lb0[435] << 24);
      mbr_lba/= 4;
-     if(mbr_lba != xorriso->loaded_boot_bin_lba)
+     if(mbr_lba != (unsigned int) xorriso->loaded_boot_bin_lba)
        has_isolinux_mbr= 0;
      if(has_isolinux_mbr) {
        for(i= 0; i < 426; i++)
diff --git a/xorriso/iso_manip.c b/xorriso/iso_manip.c
index 9e925e95..170a79c7 100644
--- a/xorriso/iso_manip.c
+++ b/xorriso/iso_manip.c
@@ -235,12 +235,13 @@ int Xorriso_tree_graft_node(struct XorrisO *xorriso, IsoImage *volume,
 
 ex:;
  if(ret<0) {
-   if(ret == ISO_NODE_NAME_NOT_UNIQUE && (flag & 1)) {
+   if(ret == (int) ISO_NODE_NAME_NOT_UNIQUE && (flag & 1)) {
      iso_dir_get_node(dir, img_name, node);
    } else {
      Xorriso_process_msg_queues(xorriso,0);
-     if(ret == ISO_RR_NAME_TOO_LONG || ret == ISO_RR_NAME_RESERVED ||
-        ret == ISO_RR_PATH_TOO_LONG)
+     if(ret == (int) ISO_RR_NAME_TOO_LONG ||
+        ret == (int) ISO_RR_NAME_RESERVED ||
+        ret == (int) ISO_RR_PATH_TOO_LONG)
        namept= nominal_target;
      else
        namept= nominal_source;
@@ -495,7 +496,7 @@ cannot_lstat:;
    ret= Xorriso_tree_graft_node(xorriso, volume, dir, srcpt, img_name,
                                 "", img_path, (off_t) 0, (off_t) 0,
                                 &node, 1 | (hide_attrs << 8));
-   if(ret == ISO_NODE_NAME_NOT_UNIQUE) {
+   if(ret == (int) ISO_NODE_NAME_NOT_UNIQUE) {
      ret= Xoriso_handle_collision(xorriso, NULL, &node, img_path, img_path,
                                   srcpt, img_path,
                                   (!!source_is_dir) | (flag & (64 | 128)));
@@ -970,7 +971,7 @@ attach_source:;
        ret= Xorriso_tree_graft_node(xorriso, volume, dir, disk_path_pt, apt,
                                     disk_path, img_path, offset, cut_size,
                                     &node, 1 | (flag & 8) | (hide_attrs << 8));
-       if(ret == ISO_NODE_NAME_NOT_UNIQUE) {
+       if(ret == (int) ISO_NODE_NAME_NOT_UNIQUE) {
          ret= Xoriso_handle_collision(xorriso, boss_iter, &node, img_path,
                                       img_path, disk_path,
                                       disk_path[0] ? disk_path : img_path,
@@ -2123,14 +2124,14 @@ int Xorriso_record_dev_inode(struct XorrisO *xorriso, char *disk_path,
    hdev= hdev >> 8;
  l= i;
  *(wpt++)= l;
- for(i= 0; i < l; i++)
+ for(i= 0; i < (int) l; i++)
    *(wpt++)= dev >> (8 * (l - i - 1));
  hino= ino;
  for(i= 0; hino != 0; i++)
    hino= hino >> 8;
  l= i;
  *(wpt++)= l;
- for(i= 0; i < l; i++)
+ for(i= 0; i < (int) l; i++)
    *(wpt++)= ino >> (8 * (l - i - 1));
  l= wpt - buf; 
  bufpt= buf;
@@ -2147,14 +2148,15 @@ int Xorriso_record_dev_inode(struct XorrisO *xorriso, char *disk_path,
      if(di_l <= 0)
        {ret= 1; goto ex;}
      hino= 0;
-     for(i= di[0] + 2; i < di_l && i - di[0] - 2 < di[(int) di[0] + 1]; i++)
+     for(i= di[0] + 2; i < (int) di_l && i - di[0] - 2 < di[(int) di[0] + 1];
+         i++)
        hino= (hino << 8) | ((unsigned char *) di)[i];
      if(hino != ino)
        {ret= 1; goto ex;} 
    } else {
      if(l != di_l)
        {ret= 1; goto ex;}
-     for(i= 0; i < l; i++)
+     for(i= 0; i < (int) l; i++)
        if(di[i] != buf[i])
          {ret= 1; goto ex;} 
    }
diff --git a/xorriso/iso_tree.c b/xorriso/iso_tree.c
index 8fbc8988..cabb387e 100644
--- a/xorriso/iso_tree.c
+++ b/xorriso/iso_tree.c
@@ -783,7 +783,7 @@ int Xorriso_getfattr(struct XorrisO *xorriso, void *in_node, char *path,
        ret= -1; goto ex;
      }
    }
-   for(i= 0; i < num_attrs; i++) {
+   for(i= 0; i < (int) num_attrs; i++) {
      if(strlen(names[i]) + value_lengths[i] >= SfileadrL) {
        sprintf(xorriso->result_line, "# oversized: name %d , value %d bytes\n",
                (int) strlen(names[i]), (int) value_lengths[i]);
@@ -948,7 +948,7 @@ int Xorriso_get_attrs(struct XorrisO *xorriso, void *in_node, char *path,
    if(!(flag & 8)) {
      /* Filter away any non-userspace xattr */;
      widx= 0;
-     for(i= 0; i < *num_attrs; i++) {
+     for(i= 0; i < (int) *num_attrs; i++) {
        if(strncmp((*names)[i], "user.", 5) != 0) {
          free((*names)[i]);
          (*names)[i]= NULL;
diff --git a/xorriso/match.c b/xorriso/match.c
index bf242ee0..469a06be 100644
--- a/xorriso/match.c
+++ b/xorriso/match.c
@@ -52,7 +52,7 @@ int Xorriso_prepare_regex(struct XorrisO *xorriso, char *adr, int flag)
  if(xorriso->search_mode>=2 && xorriso->search_mode<=4) {
    if(xorriso->search_mode==3 || xorriso->search_mode==4) {
      l= strlen(adr)+strlen(wd)+1;
-     if(l*2+2>sizeof(xorriso->reg_expr) || l * 2 + 2 > adr_size) {
+     if(l * 2 + 2 > ((int) sizeof(xorriso->reg_expr)) || l * 2 + 2 > adr_size){
        sprintf(xorriso->info_text,"Search pattern too long");
        Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
        {ret= 0; goto ex;}
@@ -101,7 +101,7 @@ int Xorriso_prepare_regex(struct XorrisO *xorriso, char *adr, int flag)
      for(i= 0;i<count;i++) {
        npt= strchr(cpt,'/');
        if(npt==NULL) {
-         if(strlen(cpt) >= adr_size)
+         if((int) strlen(cpt) >= adr_size)
            {ret= -1; goto ex;}
          strcpy(adr_part,cpt);
        } else {
diff --git a/xorriso/misc_funct.c b/xorriso/misc_funct.c
index cfb26db6..33a39a88 100644
--- a/xorriso/misc_funct.c
+++ b/xorriso/misc_funct.c
@@ -212,7 +212,7 @@ int Decode_date_input_format(struct tm *erg, char *text, int flag)
 
  current_time= time(0);
  now= localtime(&current_time);
- for(i=0;i<sizeof(struct tm);i++)
+ for(i= 0; i < (int) sizeof(struct tm); i++)
    ((char *) erg)[i]= ((char *) now)[i];
 
  l= strlen(text);
@@ -890,7 +890,7 @@ int Sregex_resolve_var(char *form, char *vars[][2], int num_vars,
    /* look for start mark */
    spt= strstr(rpt, start);
    if(spt == NULL) {
-     if((wpt - result) + strlen(rpt) >= result_size)
+     if((wpt - result) + (int) strlen(rpt) >= result_size)
        return(0);
      strcpy(wpt, rpt);
      wpt+= strlen(wpt);
@@ -948,7 +948,7 @@ int Sregex_resolve_var(char *form, char *vars[][2], int num_vars,
    if(i < num_vars) {
      /* substitute found variable */
      l_v= strlen(vars[i][0]);
-     if((wpt - result) + strlen(vars[i][1]) >= result_size)
+     if((wpt - result) + (int) strlen(vars[i][1]) >= result_size)
        return(0);
      strcpy(wpt, vars[i][1]);
      rpt= npt + strlen(vars[i][0]) + l_e;
diff --git a/xorriso/parse_exec.c b/xorriso/parse_exec.c
index 5438335e..78c70a32 100644
--- a/xorriso/parse_exec.c
+++ b/xorriso/parse_exec.c
@@ -390,7 +390,7 @@ int Xorriso_decode_load_adr(struct XorrisO *xorriso, char *cmd,
 int Xorriso_check_name_len(struct XorrisO *xorriso, char *name, int size,
                            char *cmd, int flag)
 {
- if(strlen(name) >= size) {
+ if((int) strlen(name) >= size) {
    sprintf(xorriso->info_text,
            "Name too long with option %s (%d > %d)", cmd,
            (int) strlen(name), size - 1);
@@ -411,7 +411,7 @@ int Xorriso_normalize_command(struct XorrisO *xorriso, char *original_cmd,
  int was_dashed= 0;
  char *dash_pt;
 
- if(strlen(original_cmd)>= sizeof_cmd_data) {
+ if((int) strlen(original_cmd) >= sizeof_cmd_data) {
    if(argno>=0)
      sprintf(xorriso->info_text, "Oversized argument #%d (length %d)\n",
              argno, (int) strlen(original_cmd));
diff --git a/xorriso/sfile.c b/xorriso/sfile.c
index ef3aadf4..4859bb46 100644
--- a/xorriso/sfile.c
+++ b/xorriso/sfile.c
@@ -337,7 +337,7 @@ int Sfile_scale(double value, char *result, int siz, double thresh, int flag)
    avail_siz= siz-1;
    sprintf(form,"%%.f");
    sprintf(result,"%.f",value);
-   if(strlen(result)<=avail_siz-2) 
+   if(((int) strlen(result)) <= avail_siz - 2) 
      dec_siz= 1;                                  /* we are very modest */
  }
  if(scale_c=='b' && (flag&1)) {
@@ -548,7 +548,7 @@ int Sfile_bsl_encoder(char **result, char *text, size_t text_len, int flag)
  int count, sq_open= 0, dq_open= 0;
 
  count= 0;
- for(rpt= text; rpt - text < text_len; rpt++) {
+ for(rpt= text; (size_t) (rpt - text) < text_len; rpt++) {
    count++;
    if(flag & 8) {
       if(!(*rpt <= 42 || (*rpt >= 59 && *rpt <= 63) ||
@@ -564,7 +564,7 @@ int Sfile_bsl_encoder(char **result, char *text, size_t text_len, int flag)
  (*result)= wpt= calloc(count + 1, 1);
  if(wpt == NULL)
    return(-1);
- for(rpt= text; rpt - text < text_len; rpt++) {
+ for(rpt= text; (size_t) (rpt - text) < text_len; rpt++) {
    if(*rpt == '\'')
      sq_open= !(sq_open || dq_open);
    if(*rpt == '"')
@@ -827,7 +827,7 @@ int Sfile_home_adr_s(char *filename, char *fileadr, int fa_size, int flag)
  home= getenv("HOME");
  if(home==NULL)
    return(0);
- if(strlen(home)+strlen(filename)+1>=fa_size)
+ if((int) (strlen(home) + strlen(filename) + 1) >= fa_size)
    return(-1);
  strcpy(fileadr,home);
  if(filename[0]!=0){
@@ -857,7 +857,7 @@ int Sfile_decode_datestr(struct tm *reply, char *text, int flag)
 
  current_time= time(0);
  now= localtime(&current_time);
- for(i=0;i<sizeof(struct tm);i++)
+ for(i=0; i < (int) sizeof(struct tm); i++)
    ((char *) reply)[i]= ((char *) now)[i];
 
  if(text[0]<'0'|| (text[0]>'9' && text[0]<'A') || text[0]>'Z')
diff --git a/xorriso/sort_cmp.c b/xorriso/sort_cmp.c
index 9ffc6e3d..43ff3ecf 100644
--- a/xorriso/sort_cmp.c
+++ b/xorriso/sort_cmp.c
@@ -167,10 +167,10 @@ int Xorriso__get_di(IsoNode *node, dev_t *dev, ino_t *ino, int flag)
    goto ex;
  }
  vpt= (unsigned char *) value;
- for(i= 1; i <= vpt[0] && i < value_length; i++)
+ for(i= 1; i <= vpt[0] && i < (int) value_length; i++)
    *dev= ((*dev) << 8) | vpt[i];
  i_end= i + vpt[i] + 1;
- for(i++; i < i_end && i < value_length; i++)
+ for(i++; i < i_end && i < (int) value_length; i++)
    *ino= ((*ino) << 8) | vpt[i];
  free(value);
  ret= 1;
diff --git a/xorriso/text_io.c b/xorriso/text_io.c
index 76af3b35..57593a32 100644
--- a/xorriso/text_io.c
+++ b/xorriso/text_io.c
@@ -939,7 +939,7 @@ int Xorriso_msgs_submit(struct XorrisO *xorriso,
  sprintf(prefix,"%s%s : ", pfx_list[(flag>>2)&15], sev_text);
  li= strlen(prefix);
  lt= strlen(msg_text);
- if(lt>sizeof(xorriso->info_text)-li-2)
+ if(lt > ((int) sizeof(xorriso->info_text)) - li - 2)
    lt= sizeof(xorriso->info_text)-li-2;
  if(msg_text==xorriso->info_text) {
    for(i= lt; i>=0; i--)
diff --git a/xorriso/write_run.c b/xorriso/write_run.c
index de60e576..99c0534d 100644
--- a/xorriso/write_run.c
+++ b/xorriso/write_run.c
@@ -833,7 +833,7 @@ int Xorriso_write_session(struct XorrisO *xorriso, int flag)
    /* Padding to be done by libisofs, not by libburn.
    */
    padding= xorriso->padding / 2048;
-   if(xorriso->padding > padding * 2048)
+   if((uint32_t) xorriso->padding > padding * 2048)
      padding++;
 /*
 fprintf(stderr, "XORRISO_DEBUG: isoburn_igopt_set_tail_blocks(%d)\n",
diff --git a/xorriso/xorriso_timestamp.h b/xorriso/xorriso_timestamp.h
index d11fe257..221060f5 100644
--- a/xorriso/xorriso_timestamp.h
+++ b/xorriso/xorriso_timestamp.h
@@ -1 +1 @@
-#define Xorriso_timestamP "2011.05.09.155010"
+#define Xorriso_timestamP "2011.05.09.181239"