Index: usr.bin/ipcrm/ipcrm.c
===================================================================
--- usr.bin/ipcrm/ipcrm.c
+++ usr.bin/ipcrm/ipcrm.c
@@ -50,32 +50,35 @@
 
 #include "ipc.h"
 
-int	signaled;
-int	errflg;
-int	rmverbose = 0;
+static int signaled;
+static int errflg;
+static int rmverbose = 0;
 
 void	usage(void);
-
 int	msgrm(key_t, int);
 int	shmrm(key_t, int);
 int	semrm(key_t, int);
 void	not_configured(int);
 
+extern int semctl(int, int, int, ...);
+extern int semget(key_t, int, int);
+extern int shmget(key_t, size_t, int);
+extern int shmctl(int, int, struct shmid_ds *);
+extern int msgctl(int, int, struct msqid_ds *);
+extern int msgget(key_t, int);
+
 void
 usage(void)
 {
-
 	fprintf(stderr,
 	    "usage: ipcrm [-W] [-v[v]]\n"
 	    "             [-q msqid] [-m shmid] [-s semid]\n"
 	    "             [-Q msgkey] [-M shmkey] [-S semkey] ...\n");
-	exit(1);
 }
 
 int
 msgrm(key_t key, int id)
 {
-
 	if (key == -1 || id == -1) {
 		struct msqid_kernel *kxmsqids;
 		size_t kxmsqids_len;
@@ -116,7 +119,6 @@
 int
 shmrm(key_t key, int id)
 {
-
 	if (key == -1 || id == -1) {
 		struct shmid_kernel *kxshmids;
 		size_t kxshmids_len;
@@ -173,7 +175,7 @@
 			if ((kxsema[num].u.sem_perm.mode & SEM_ALLOC) != 0) {
 				id = IXSEQ_TO_IPCID(num,
 					kxsema[num].u.sem_perm);
-				if (semctl(id, IPC_RMID, NULL) < 0) {
+				if (semctl(id, 0, IPC_RMID, NULL) < 0) {
 					if (rmverbose > 1)
 						warn("semid(%d): ", id);
 					errflg++;
@@ -199,7 +201,6 @@
 void
 not_configured(int signo __unused)
 {
-
 	signaled++;
 }
 
@@ -210,7 +211,6 @@
 	key_t target_key;
 
 	while ((c = getopt(argc, argv, "q:m:s:Q:M:S:vWy")) != -1) {
-
 		signaled = 0;
 		switch (c) {
 		case 'v':
@@ -226,7 +226,6 @@
 	errflg = 0;
 	signal(SIGSYS, not_configured);
 	while ((c = getopt(argc, argv, "q:m:s:Q:M:S:vWy")) != -1) {
-
 		signaled = 0;
 		switch (c) {
 		case 'q':