diff '--color=auto' -uNr work.orig/ascii.c work/ascii.c
--- work.orig/ascii.c	2026-04-07 19:41:30.978184847 +0200
+++ work/ascii.c	2026-04-07 20:15:50.887432949 +0200
@@ -610,7 +610,7 @@
 					sprintf (err, txt, command);
 					break;
 				default:
-					sprintf (err, txt);
+					snprintf(err, sizeof(err), "%s", txt);
 					break;
 			}
 			sprintf (result,"**00000 RESULT ERROR: %s",err);
@@ -708,7 +708,9 @@
 #endif
 		if (!fp) continue;
 		
-		fread (&mem[pos],1,dir->dir[cnt].len,fp);
+		if (fread(&mem[pos], 1, dir->dir[cnt].len, fp) != (size_t)dir->dir[cnt].len) {
+			/* ignore short read */
+		}
 		fclose (fp);
 
 		dir->dir[cnt].adr = pos;
@@ -807,7 +809,7 @@
 				strcat (result,";");
 
 				atime = localtime (&fst.st_mtime);
-				sprintf (st,"%d;%02d.%02d.%04d %02d:%02d;",fst.st_size,atime->tm_mday,atime->tm_mon+1,atime->tm_year + 1900,atime->tm_hour,atime->tm_min);
+				sprintf (st,"%ld;%02d.%02d.%04d %02d:%02d;",(long)fst.st_size,atime->tm_mday,atime->tm_mon+1,atime->tm_year + 1900,atime->tm_hour,atime->tm_min);
 				strcat (result,st);
 
 				len = (word)strlen (result);
diff '--color=auto' -uNr work.orig/errormessage.c work/errormessage.c
--- work.orig/errormessage.c	2026-04-07 19:41:30.977000238 +0200
+++ work/errormessage.c	2026-04-07 20:15:50.887640731 +0200
@@ -91,7 +91,7 @@
 	struct _timeb tb;
 #endif
 #ifdef LINUX
-	struct timeb tb;
+	struct timeval tv_linux;
 #endif
 
 	if (logfp) fp = logfp;
@@ -107,10 +107,15 @@
 		_ftime (&tb);
 #endif
 #ifdef LINUX
-		ftime (&tb);
+		gettimeofday(&tv_linux, NULL);
 #endif
+#ifdef WIN32
 		tv = tb.time;
 		ms = tb.millitm;
+#endif
+#ifdef LINUX
+		ms = (int)(tv_linux.tv_usec / 1000);
+#endif
 		tmpnt = localtime (&tv);
 
 		fprintf (fp,"%4d-%02d-%02d %02d:%02d:%02d.%03d  %s",tmpnt->tm_year+1900,tmpnt->tm_mon+1,tmpnt->tm_mday,tmpnt->tm_hour,tmpnt->tm_min,tmpnt->tm_sec,ms,msg);
diff '--color=auto' -uNr work.orig/fileio.c work/fileio.c
--- work.orig/fileio.c	2026-04-07 19:41:30.978184847 +0200
+++ work/fileio.c	2026-04-07 20:15:50.887868293 +0200
@@ -525,7 +525,9 @@
 					}
 #endif
 #ifdef LINUX
-					truncate (client->filename,pos);
+					if (truncate(client->filename, pos) != 0) {
+						/* ignore failure */
+					}
 #endif
 				}
 
diff '--color=auto' -uNr work.orig/flashrom.c work/flashrom.c
--- work.orig/flashrom.c	2026-04-07 19:41:30.978184847 +0200
+++ work/flashrom.c	2026-04-07 20:15:50.888147884 +0200
@@ -1763,7 +1763,9 @@
 		}
 		if (!strncmp (st,"[ACTION]",8)) {
 			fseek (fptrans,pos+10,SEEK_SET);
-			fread (irdb[trans_num].action,1,irdb[trans_num].action_len,fptrans);
+			if (fread(irdb[trans_num].action, 1, irdb[trans_num].action_len, fptrans) != (size_t)irdb[trans_num].action_len) {
+				/* ignore short read */
+			}
 		}
 		if (!strncmp (st,"[RELAIS]",8)) irdb[trans_num].relais = st[8] + ((st[9] & 2) << 6) + ((st[9] & 1) << 1);
 		if (!strncmp (st,"[ACTYPE]",8)) {
Binärdateien work.orig/irserver64 und work/irserver64 sind verschieden.
diff '--color=auto' -uNr work.orig/lanio.c work/lanio.c
--- work.orig/lanio.c	2026-04-07 19:41:30.978184847 +0200
+++ work/lanio.c	2026-04-07 20:15:50.888397749 +0200
@@ -138,7 +138,7 @@
 	LARGE_INTEGER time_ack;
 #endif
 #ifdef LINUX
-	struct timeb tb;
+	struct timeval tv;
 	long long int time_start;
 	long long int time_ack;
 #endif
@@ -265,14 +265,14 @@
 		QueryPerformanceCounter (&time_ack);
 		timediff = (unsigned long)((time_ack.QuadPart - time_start.QuadPart) / counterRes.QuadPart);
 #else
-		ftime (&tb);
-		time_start = tb.time * 10000 + tb.millitm * 10;
+		gettimeofday(&tv, NULL);
+		time_start = (long long)tv.tv_sec * 10000 + tv.tv_usec / 100;
 		do {
 			res = rcv_status_timeout (50,target.sin_addr.s_addr);
 		} while (res == COMMAND_SEND_ACK2);
 
-		ftime (&tb);
-		time_ack = tb.time * 10000 + tb.millitm * 10;
+		gettimeofday(&tv, NULL);
+		time_ack = (long long)tv.tv_sec * 10000 + tv.tv_usec / 100;
 		timediff = time_ack - time_start;
 #endif
 	
@@ -288,8 +288,8 @@
 #else
 			res = rcv_status_timeout (50,target.sin_addr.s_addr);
 
-			ftime (&tb);
-			time_ack = tb.time * 10000 + tb.millitm * 10;
+			gettimeofday(&tv, NULL);
+			time_ack = (long long)tv.tv_sec * 10000 + tv.tv_usec / 100;
 			timediff = time_ack - time_start;
 #endif
 			if (res == -1) return (ERR_TIMEOUT);
@@ -305,8 +305,8 @@
 #else
 			res = rcv_status_timeout (2000,target.sin_addr.s_addr);
 
-			ftime (&tb);
-			time_ack = tb.time * 10000 + tb.millitm * 10;
+			gettimeofday(&tv, NULL);
+			time_ack = (long long)tv.tv_sec * 10000 + tv.tv_usec / 100;
 			timediff = time_ack - time_start;
 #endif
 		}
diff '--color=auto' -uNr work.orig/server.c work/server.c
--- work.orig/server.c	2026-04-07 19:41:30.978184847 +0200
+++ work/server.c	2026-04-07 20:15:50.888696956 +0200
@@ -944,7 +944,9 @@
 			int vers;
 			vers = GetOSInfo ();
 			if (vers >= 510 && (vers & 1)) {		// Running on x64 (WOW64)
-				if (serverdir[0]) chdir (serverdir);
+				if (serverdir[0] && chdir(serverdir) != 0) {
+					/* ignore failure */
+				}
 				if (_execv (".\\irserver64.exe",argv)) {
 					fprintf (stderr,"Error executing the 64Bit IRServer\n");
 					exit (-1);
@@ -960,7 +962,9 @@
 			uname (&u);
 			if (!strcmp (u.machine,"x86_64")) {		// Running on x64
 				argv[0] = "irserver64";
-				if (serverdir[0]) chdir (serverdir);
+				if (serverdir[0] && chdir(serverdir) != 0) {
+					/* ignore failure */
+				}
 				if (execv ("./irserver64",argv)) {
 					fprintf (stderr,"Error executing the 64Bit IRServer\n");
 					exit (-1);
@@ -995,7 +999,9 @@
 		return (get_devices (st,1));
 		}
 	
-	if (serverdir[0]) chdir (serverdir);
+	if (serverdir[0] && chdir(serverdir) != 0) {
+		/* ignore failure */
+	}
 
 	argc++;
 
@@ -2703,7 +2709,7 @@
 		if (sockinfo[i].type == SELECT_SERVER || sockinfo[i].type == SELECT_REOPEN) {
 			if (sockinfo[i].mode >= MODE_ASCII) {
 				sprintf (msg,"**00000 RCV_COM %s,%s,%d,%d\n",rem,name,0,0);
-				sprintf (msg+2,"%05d",strlen (msg));
+				sprintf (msg+2,"%05zu",strlen (msg));
 				msg[7] = ' ';
 				res = send (sockinfo[i].fd,msg,(int)strlen (msg),MSG_NOSIGNAL);
 			}
@@ -2803,7 +2809,7 @@
 						}
 						else if (sockinfo[i].mode >= MODE_ASCII) {
 							sprintf (msg,"**00000 RCV_COM %s,%s,%d,%d\n",rem,name,bus,*command & 15);
-							sprintf (msg+2,"%05d",strlen (msg));
+							sprintf (msg+2,"%05zu",strlen (msg));
 							msg[7] = ' ';
 							res = send (sockinfo[i].fd,msg,(int)strlen (msg),MSG_NOSIGNAL);
 						}
@@ -2860,7 +2866,7 @@
 					}
 					else if (sockinfo[i].mode >= MODE_ASCII) {
 						sprintf (msg,"**00000 RCV_COD %s,%d,%d\n",command+1,bus,*command & 15);
-						sprintf (msg+2,"%05d",strlen (msg));
+						sprintf (msg+2,"%05zu",strlen (msg));
 						msg[7] = ' ';
 						res = send (sockinfo[i].fd,msg,(int)strlen (msg),MSG_NOSIGNAL);
 					}
@@ -2870,7 +2876,7 @@
 				i++;
 			}
 			if (mode_flag & DEBUG_CODE) {
-				sprintf (msg,"[%d.%d]: LEN: %d  %s\n",bus,(*command & 15),strlen(command+1),command+1);
+				sprintf (msg,"[%d.%d]: LEN: %zu  %s\n",bus,(*command & 15),strlen(command+1),command+1);
 				log_print (msg,LOG_FATAL);
 			}
 		}
@@ -3861,7 +3867,9 @@
 		}
 #endif
 #ifdef LINUX
-		truncate (st,res);
+		if (truncate(st, res) != 0) {
+			/* ignore failure */
+		}
 #endif
 
 		ReadIRDatabase ();
@@ -5527,7 +5535,9 @@
 		if (new) chmod (LIRCD,PERMISSIONS);
 		else {
 			chmod(LIRCD,s.st_mode);
-			chown(LIRCD,s.st_uid,s.st_gid);
+			if (chown(LIRCD, s.st_uid, s.st_gid) != 0) {
+				/* ignore failure */
+			}
 		}
 
 		listen(local_socket,3);
@@ -5751,7 +5761,7 @@
 					sprintf (err, txt, command);
 					break;
 				default:
-					sprintf (err, txt);
+					snprintf(err, sizeof(err), "%s", txt);
 					break;
 			}
 			log_print (err, LOG_ERROR);
diff '--color=auto' -uNr work.orig/webserver.c work/webserver.c
--- work.orig/webserver.c	2026-04-07 19:41:30.978184847 +0200
+++ work/webserver.c	2026-04-07 20:15:50.889051906 +0200
@@ -619,7 +619,7 @@
 	strcat (mem,"Date: Sun, 21 Dec 2003 23:10:01 GMT\r\n");
 	strcat (mem,"Server: IRTrans 2.0\r\n");
 	strcat (mem,"Mime-Version: 1.0\r\n");
-	sprintf (ln,"Content-Type: text/html\r\nContent-Length: %6d\r\n",strlen (body));
+	sprintf (ln,"Content-Type: text/html\r\nContent-Length: %6zu\r\n",strlen (body));
 	strcat (mem,ln);
 
 	strcat (mem,"Expires: Sun, 21 Dec 2003 23:10:01 GMT\r\n");
Binärdateien work.orig/x64/ascii.o und work/x64/ascii.o sind verschieden.
Binärdateien work.orig/x64/errormessage.o und work/x64/errormessage.o sind verschieden.
Binärdateien work.orig/x64/flashrom.o und work/x64/flashrom.o sind verschieden.
Binärdateien work.orig/x64/lanio.o und work/x64/lanio.o sind verschieden.
Binärdateien work.orig/x64/server.o und work/x64/server.o sind verschieden.
Binärdateien work.orig/x64/webserver.o und work/x64/webserver.o sind verschieden.
Binärdateien work.orig/x64/xap.o und work/x64/xap.o sind verschieden.
Binärdateien work.orig/x64/xbmc.o und work/x64/xbmc.o sind verschieden.
diff '--color=auto' -uNr work.orig/xap.c work/xap.c
--- work.orig/xap.c	2026-04-07 19:41:30.978184847 +0200
+++ work/xap.c	2026-04-07 20:15:50.889221981 +0200
@@ -249,7 +249,7 @@
 					sprintf (err,txt,(adr >> 20) & (MAX_IR_DEVICES - 1));
 					break;
 				default:
-					sprintf (err, txt);
+					snprintf(err, sizeof(err), "%s", txt);
 					break;
 			}
 			log_print (err, LOG_ERROR);
diff '--color=auto' -uNr work.orig/xbmc.c work/xbmc.c
--- work.orig/xbmc.c	2026-04-07 19:41:30.978184847 +0200
+++ work/xbmc.c	2026-04-07 20:19:47.129476172 +0200
@@ -183,7 +183,9 @@
 #endif
 
 #ifdef LINUX
-	system (app->appname);
+	if (system(app->appname) == -1) {
+		/* ignore failure */
+	}
 #endif
 
 }
@@ -263,7 +265,9 @@
 
 	fp = popen( "ps aux|grep -v grep|grep -i xbmc.bin", "r");
 
-	fgets (ln,sizeof (ln),fp);	
+	if (!fgets(ln, sizeof(ln), fp)) {
+		ln[0] = 0;
+	}
 
 	pclose (fp);
 
@@ -272,7 +276,9 @@
 	
 	if (!ln[i]) {
 		fp = popen( "ps aux|grep -v grep|grep -i kodi.bin", "r");
-		fgets (ln,sizeof (ln),fp);	
+		if (!fgets(ln, sizeof(ln), fp)) {
+			ln[0] = 0;
+		}
 		pclose (fp);
 		i = 0;
 		while (ln[i] && ln[i] != ' ' && ln[i] != '\t') i++;