diff --git a/util/amisc/abmodules.c b/util/amisc/abmodules.c
index e1190c207..b77c7e96b 100644
--- a/util/amisc/abmodules.c
+++ b/util/amisc/abmodules.c
@@ -32,22 +32,18 @@ long	s_base[S_MAX];	/* for specially encoded bases */
 char	*filename;
 int	narg;
 
-extern int rd_unsigned2();
 
 static const char prefix[] = "_bmodule_";
 
 static struct stringlist modules;
 
-static void do_file(int fd)
+static void do_file(FILE *fd)
 {
 	struct outhead hbuf;
-	struct	outname	*nbufp = NULL;
 	char		*cbufp;
 	long		fi_to_co;
 	long		n;
 	unsigned	readcount;
-	int		i,j;
-	int		compare();
 
 	read_error = 0;
 	rd_fdopen(fd);
@@ -75,7 +71,6 @@ static void do_file(int fd)
 	while (--n >= 0)
 	{
 		struct outname nbuf;
-		struct stringfragment* f;
 
 		rd_name(&nbuf, 1);
 		if (read_error)
@@ -107,12 +102,12 @@ corrupt:
 	fatal("%s --- corrupt", filename);
 }
 
-static void process(int fd)
+static void process(FILE* fd)
 {
 	uint16_t magic = rd_unsigned2(fd);
 	switch(magic) {
 		case O_MAGIC:
-			lseek(fd, 0L, 0);
+			fseek(fd, 0L, SEEK_SET);
 			do_file(fd);
 			break;
 
@@ -124,7 +119,7 @@ static void process(int fd)
 
 			while (rd_arhdr(fd, &archive_header))
 			{
-				long nextpos = lseek(fd, 0L, SEEK_CUR) + archive_header.ar_size;
+				long nextpos = ftell(fd) + archive_header.ar_size;
 				if (nextpos & 1)
 					nextpos++;
 
@@ -132,7 +127,7 @@ static void process(int fd)
 				filename = buf;
 				if (strcmp(filename, SYMDEF) != 0)
 					do_file(fd);
-				lseek(fd, nextpos, 0);
+				fseek(fd, nextpos, SEEK_SET);
 			}
 			break;
 		}
@@ -144,7 +139,6 @@ static void process(int fd)
 
 int main(int argc, char* const argv[])
 {
-	int opt;
 	FILE* outputfp = NULL;
 
 	program_name = argv[0];
@@ -169,15 +163,15 @@ int main(int argc, char* const argv[])
 
 	for (;;)
 	{
-		int fd;
+		FILE *fd;
 
 		filename = argv[optind++];
 		if (!filename)
 			break;
-		if ((fd = open(filename, 0)) < 0)
+		if ((fd = fopen(filename, "rb")) == NULL)
 			fatal("cannot open %s: %s", filename, strerror(errno));
 		process(fd);
-		close(fd);
+		fclose(fd);
 	}
 
 	if (outputfp)
diff --git a/util/amisc/aelflod.c b/util/amisc/aelflod.c
index 4ad77adbc..98ef2a44a 100644
--- a/util/amisc/aelflod.c
+++ b/util/amisc/aelflod.c
@@ -25,6 +25,7 @@
 #include <string.h>
 #include <inttypes.h>
 #include <unistd.h>
+#include <sys/stat.h>
 #include "out.h"
 
 #define ASSERT(x) switch (2) { case 0: case (x): ; }
@@ -859,7 +860,12 @@ int main(int argc, char* argv[])
 	if (ferror(output))
 		fatal("output write error");
 	if (outputfile)
-		chmod(outputfile, 0755);
+	{
+		/* mode = 0755 in standard UNIX */
+		chmod(outputfile, S_IRWXU | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH);
+	}
+
+
 
 	/* Summarise what we've done. */
 	
diff --git a/util/amisc/anm.c b/util/amisc/anm.c
index 076c1424a..d149d64a2 100644
--- a/util/amisc/anm.c
+++ b/util/amisc/anm.c
@@ -10,12 +10,10 @@
 **	anm [-gopruns] [name ...]
 */
 
-#include	<fcntl.h>
 #include	<stdio.h>
 #include	<stdlib.h>
 #include    <string.h>
 #include	<ctype.h>
-#include	<unistd.h>
 
 #include	"object.h"
 #include	"out.h"
@@ -38,10 +36,10 @@ long	s_base[S_MAX];	/* for specially encoded bases */
 char	*filename;
 int	narg;
 
-void do_file();
+static void process(FILE *);
+static void do_file(FILE *);
 
-main(argc, argv)
-char **argv;
+int main(int argc, char **argv)
 {
 
 	if (--argc>0 && argv[1][0]=='-' && argv[1][1]!=0) {
@@ -88,23 +86,21 @@ char **argv;
 	narg = argc;
 
 	while(argc--) {
-		int fd;
+		FILE *fd;
 
 		filename = *++argv;
-		if ((fd = open(filename, 0)) < 0) {
+		if ((fd = fopen(filename, "rb")) == NULL) {
 			fprintf(stderr, "anm: cannot open %s\n", filename);
 			continue;
 		}
 		process(fd);
-		close(fd);
+		fclose(fd);
 	}
-	exit(0);
+	exit(EXIT_SUCCESS);
 }
 
-extern int rd_unsigned2();
 
-process(fd)
-	int	fd;
+static void process(FILE *fd)
 {
 	unsigned int	magic;
 	long		nextpos;
@@ -116,13 +112,13 @@ process(fd)
 	magic = rd_unsigned2(fd);
 	switch(magic) {
 	case O_MAGIC:
-		lseek(fd, 0L, 0);
+		fseek(fd, 0L, SEEK_SET);
 		do_file(fd);
 		break;
 	case ARMAG:
 	case AALMAG:
 		while (rd_arhdr(fd, &archive_header)) {
-			nextpos = lseek(fd, 0L, 1) + archive_header.ar_size;
+			nextpos = ftell(fd) + archive_header.ar_size;
 			if (nextpos & 1) nextpos++;
 			strncpy(buf,archive_header.ar_name,sizeof(archive_header.ar_name));
 			filename = buf;
@@ -130,7 +126,7 @@ process(fd)
 				printf("\n%s:\n", filename);
 				do_file(fd);
 			}
-			lseek(fd, nextpos, 0);
+			fseek(fd, nextpos, SEEK_SET);
 		}
 		break;
 	default:
@@ -139,9 +135,7 @@ process(fd)
 	}
 }
 
-void
-do_file(fd)
-	int	fd;
+static void do_file(FILE *fd)
 {
 	struct	outname	*nbufp = NULL;
 	struct	outname	nbuf;
@@ -301,8 +295,7 @@ do_file(fd)
 		free((char *)cbufp);
 }
 
-compare(p1, p2)
-struct outname	*p1, *p2;
+int compare(struct outname *p1, struct outname *p2)
 {
 	int	i;
 
@@ -336,7 +329,7 @@ struct outname	*p1, *p2;
 	return(0);
 }
 
-rd_fatal()
+void rd_fatal(void)
 {
 	fprintf(stderr,"read error on %s\n", filename);
 	read_error = 1;
diff --git a/util/amisc/ashow.c b/util/amisc/ashow.c
index a1dbacf2f..015cd7bf7 100644
--- a/util/amisc/ashow.c
+++ b/util/amisc/ashow.c
@@ -5,18 +5,25 @@ static char	rcsid[] = "$Id$";
 
 #include <stdlib.h>
 #include <stdio.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <object.h>
-#include <out.h>
+#include <stdarg.h>
+#include "object.h"
+#include "out.h"
 
 #define OK	0	/* Return value of gethead if Orl Korekt. */
 #define BMASK	0xFF	/* To extract least significant 8 bits from an int. */
 
+/* Forward declarations */
+static void show(register struct outhead *);
+static void showflags(unsigned	int);
+static void showsect(void);
+static void showrelo(void);
+static void showname(struct outname *);
+static char *myalloc(unsigned int);
+static void error(char *, ...);
+
+
 /* ARGSUSED */
-main(argc, argv)
-	int	argc;
-	char	*argv[];
+int main(int argc, char **argv)
 #		define prog	argv[0]
 {
 	register char	**arg = argv;
@@ -36,6 +43,7 @@ main(argc, argv)
 		}
 		rd_close();
 	}
+	return EXIT_SUCCESS;
 }
 
 /*
@@ -43,14 +51,12 @@ main(argc, argv)
  * NB. The header has already been read and is in the struct outhead `headp'
  * points to.
  */
-show(headp)
-	register struct outhead	*headp;
+static void show(register struct outhead *headp)
 {
 	register int		i;
 	register struct outname	*np;
 	register struct outname	*name;	/* Dynamically allocated name-array. */
 	register char		*string;/* Base of string area. */
-	extern char		*myalloc();
 
 	printf("Version %d\n", headp->oh_stamp);
 	showflags((unsigned) headp->oh_flags);
@@ -90,8 +96,12 @@ show(headp)
 	/*
 	 * Now we can show all names.
 	 */
-	for (np = &name[0]; np < &name[headp->oh_nname]; np++) {
-		printf("Name %d:\n", np - name);
+	for (np = &name[0]; np < &name[headp->oh_nname]; np++)
+	{
+		/* In C99 this should be "%td" but we are in ANSI C89,
+		 * so we typecast explicitly to int here.
+		 */
+		printf("Name %d:\n", (int)(np - name));
 		showname(np);
 	}
 }
@@ -99,8 +109,7 @@ show(headp)
 /*
  * Show flags from header.
  */
-showflags(flagword)
-	unsigned	flagword;
+static void showflags(unsigned	int flagword)
 {
 	if (flagword & HF_LINK) printf("unresolved references left\n");
 }
@@ -108,7 +117,7 @@ showflags(flagword)
 /*
  * Show a section.
  */
-showsect()
+static void showsect(void)
 {
 	struct outsect	section;
 
@@ -123,7 +132,7 @@ showsect()
 /*
  * Show a relocation record.
  */
-showrelo()
+static void showrelo(void)
 {
 	struct outrelo	relrec;
 
@@ -171,8 +180,7 @@ showrelo()
 /*
  * Show the name in the struct `namep' points to.
  */
-showname(namep)
-	struct outname	*namep;
+static void showname(struct outname *namep)
 {
 	if (namep->on_mptr)
 		printf("\t%s\n", namep->on_mptr);
@@ -219,29 +227,29 @@ showname(namep)
 /*
  * Core allocation via malloc() but fatal if no core.
  */
-char *
-myalloc(u)
-	unsigned int	u;
+static char *myalloc(unsigned int u)
 {
 	register char	*rcp;
 
 	rcp = malloc(u);
-	if (rcp == (char *) 0) {
+	if (rcp == (char *) NULL) {
 		error("Out of core\n");
-		exit(1);
+		exit(EXIT_FAILURE);
 	}
 	return rcp;
 }
 
-/* VARARGS1 */
-error(s, a1, a2, a3, a4)
-	char	*s;
+static void error(char *fmt, ...)
 {
 	fflush(stdout);
-	fprintf(stderr, s, a1, a2, a3, a4);
+	/* Diagnostic print, no auto NL */
+	va_list ap;
+	va_start(ap, fmt);
+	vfprintf(stderr, fmt, ap);
+	va_end(ap);
 }
 
-rd_fatal()
+void rd_fatal(void)
 {
 	error("Error in reading the object file\n");
 	exit(1);
diff --git a/util/amisc/asize.c b/util/amisc/asize.c
index 9b7bd7868..6ee79ba14 100644
--- a/util/amisc/asize.c
+++ b/util/amisc/asize.c
@@ -14,8 +14,7 @@
 
 */
 
-main(argc, argv)
-char **argv;
+int main(int argc, char **argv)
 {
 	struct outhead	buf;
 	struct outsect	sbuf;
@@ -60,10 +59,10 @@ char **argv;
 		printf(" = %ld = 0x%lx\n", sum, sum);
 		rd_close();
 	}
-	exit(0);
+	exit(EXIT_SUCCESS);
 }
 
-rd_fatal()
+void rd_fatal(void)
 {
 	fprintf(stderr, "read error\n");
 	exit(2);
diff --git a/util/amisc/aslod.c b/util/amisc/aslod.c
index 72fbc8ce4..1d0e09c8a 100644
--- a/util/amisc/aslod.c
+++ b/util/amisc/aslod.c
@@ -287,8 +287,10 @@ int main(int argc, char* argv[])
 	if (ferror(output))
 		fatal("output write error");
 	if (outputfile)
-		chmod(outputfile, 0755);
-
+	{
+		/* mode = 0755 in standard UNIX */
+		chmod(outputfile, S_IRWXU | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH);
+	}
 	/* Summarise what we've done. */
 	
 	if (verbose)
diff --git a/util/amisc/astrip.c b/util/amisc/astrip.c
index 51342be4e..fcccb3474 100644
--- a/util/amisc/astrip.c
+++ b/util/amisc/astrip.c
@@ -4,11 +4,11 @@
  */
 /* $Id$ */
 
-#include <fcntl.h>
 #include <stdlib.h>
 #include <stdio.h>
 #include <signal.h>
-#include <unistd.h>
+#include <sys/stat.h>
+#include "system.h"
 #include "object.h"
 #include "out.h"
 
@@ -18,34 +18,40 @@
 
 */
 
-char	temp_name[] = "/tmp/sXXXXXX";
-char	*tname;
+char	tname[L_tmpnam];
 FILE	*tf;
 struct outhead buf;
 int	readerror, writeerror;
 
-main(argc, argv)
-char **argv;
+
+static int copy(char *, char *, long, FILE *, FILE *);
+static int strip(char *);
+
+int main(int argc, char **argv)
 {
 	int	status;
 
 	signal(SIGHUP, SIG_IGN);
 	signal(SIGINT, SIG_IGN);
 	signal(SIGQUIT, SIG_IGN);
-	close(mkstemp(temp_name));
+	if (sys_tmpnam(tname)==NULL)
+	{
+		fprintf(stderr, "astrip: cannot create temporary filename\n");
+		return(1);
+	}
+	fclose(fopen(tname,"wb"));
 	while(--argc) {
 		if ((status = strip(argv[argc])) > 1)
 			break;
 	}
-	unlink(temp_name);
-	exit(status);
+	remove(tname);
+	return status;
 }
 
-strip(name)
-char *name;
+int strip(char *name)
 {
 	long size;
-	int fw;
+	FILE *fw;
 
 	if (! rd_open(name)) {
 		fprintf(stderr, "astrip: cannot open %s\n", name);
@@ -78,48 +84,46 @@ char *name;
 		rd_close();
 		return(1);
 	}
-	fw = open(tname, 2);
-	if (fw < 0 || lseek(fw, (long)SZ_HEAD, 0) < 0) {
+	fw = fopen(tname, "ab");
+	if ((fw == NULL) || (fseek(fw, (long)SZ_HEAD, SEEK_SET)!=0)) {
 		fprintf(stderr, "astrip: cannot create temp file %s\n", tname);
 		rd_close();
-		close(fw);
+		fclose(fw);
 		return(2);
 	}
 	if(copy(name, tname, size, rd_fd(), fw)) {
 		rd_close();
-		close(fw);
+		fclose(fw);
 		return(1);
 	}
 	rd_close();
-	close(fw);
+	fclose(fw);
 	size += SZ_HEAD;
 	if (! rd_open(tname)) {
 		fprintf(stderr, "astrip: cannot read temp file %s\n", tname);
 		return(2);
 	}
-	fw = creat(name, 0777);
-	if (fw < 0) {
+	fw = fopen(name, "wb");
+	if (fw == NULL) {
 		fprintf(stderr, "astrip: cannot write %s\n", name);
 		rd_close();
 		return(1);
 	}
 	if(copy(tname, name, size, rd_fd(), fw)) {
-		close(fw);
+		fclose(fw);
 		rd_close();
 		return(2);
 	}
-
-	close(fw);
+	fclose(fw);
 	rd_close();
+	/* Change the mode to everything. */
+	chmod(name,S_IRWXU | S_IRWXG | S_IRWXO);
 	return(0);
 }
 
-copy(fnam, tnam, size, fr, fw)
-char *fnam;
-char *tnam;
-long size;
+static int copy(char *fnam, char *tnam, long size, FILE *fr, FILE *fw)
 {
-	register s, n;
+	register int s;
 	char lbuf[512];
 
 	while(size != (long)0) {
@@ -141,12 +145,12 @@ long size;
 	return(0);
 }
 
-rd_fatal()
+void rd_fatal(void)
 {
 	readerror = 1;
 }
 
-wr_fatal()
+void wr_fatal(void)
 {
 	writeerror = 1;
 }