https://bugs.gentoo.org/715246
--- a/client/net.c
+++ b/client/net.c
@@ -20,6 +20,7 @@
 #include <sys/socket.h>
 #include <netinet/in.h>
 #include <stdio.h>
+#include <stdint.h>
 #include <errno.h>
 #include <unistd.h>
 #include <fcntl.h>
@@ -69,7 +70,7 @@ int netinit(char *hostname, int port) {
     }
     net_raddr.sin_family = AF_INET;
     net_raddr.sin_port = htons(port);
-    net_raddr.sin_addr.s_addr = *((u_int32_t *) host->h_addr);
+    net_raddr.sin_addr.s_addr = *((uint32_t *) host->h_addr);
     return(s);
 }
 
--- a/server/bcast.c
+++ b/server/bcast.c
@@ -21,6 +21,7 @@
 #include <sys/socket.h>
 #include <netinet/in.h>
 #include <stdio.h>
+#include <stdint.h>
 
 #include "../common/port.h"
 #include "timer.h"
@@ -75,11 +76,11 @@ int b_init(void) {
     
     addr.sin_family = AF_INET;
     addr.sin_port = htons(BROADCASTPORT_D);
-    addr.sin_addr.s_addr = (u_int32_t) INADDR_ANY;
+    addr.sin_addr.s_addr = (uint32_t) INADDR_ANY;
     
     baddr.sin_family = AF_INET;
     baddr.sin_port = htons(BROADCASTPORT_C);
-    baddr.sin_addr.s_addr = (u_int32_t) INADDR_BROADCAST;
+    baddr.sin_addr.s_addr = (uint32_t) INADDR_BROADCAST;
     
     if(bind(b_sock, (struct sockaddr *) &addr, sizeof(struct sockaddr_in)) == -1)
 	return(-1);
--- a/server/local.c
+++ b/server/local.c
@@ -21,6 +21,7 @@
 #include <unistd.h>
 #include <mad.h>
 #include <stdio.h>
+#include <stdint.h>
 #include <string.h>
 #include <errno.h>
 #include <fcntl.h>
@@ -207,7 +208,7 @@ int l_init(void) {
     
     addr.sin_family = AF_INET;
     addr.sin_port = htons(LISTENPORT);
-    addr.sin_addr.s_addr = (u_int32_t) INADDR_ANY;
+    addr.sin_addr.s_addr = (uint32_t) INADDR_ANY;
     
     if(bind(*s, (struct sockaddr *) &addr, sizeof(struct sockaddr_in)) == -1)
 	return(-1);
--- a/streamer/streamer.c
+++ b/streamer/streamer.c
@@ -25,6 +25,7 @@
 #include <sys/socket.h>
 #include <unistd.h>
 #include <stdio.h>
+#include <stdint.h>
 #include <stdlib.h>
 #include <sys/types.h>
 #include <sys/stat.h>
@@ -129,7 +130,7 @@ int main(int argc, char *argv[]) {
     }
     addr.sin_family = AF_INET;
     addr.sin_port = htons(LISTENPORT);
-    addr.sin_addr.s_addr = (u_int32_t) htonl(INADDR_LOOPBACK);
+    addr.sin_addr.s_addr = (uint32_t) htonl(INADDR_LOOPBACK);
 
     if(connect(s, (struct sockaddr *) &addr, sizeof(struct sockaddr_in)) == -1) {
 	perror("Failed to connect to localhost:5555");