diff --git a/config.h.in b/config.h.in
index 61b48b8c1..d75a99545 100644
--- a/config.h.in
+++ b/config.h.in
@@ -506,9 +506,6 @@
 /* Define to 1 if you have the `setauthdb' function. */
 #undef HAVE_SETAUTHDB
 
-/* Define to 1 if you have the `setenv' function. */
-#undef HAVE_SETENV
-
 /* Define to 1 if you have the `seteuid' function. */
 #undef HAVE_SETEUID
 
diff --git a/configure b/configure
index c42d0daff..e97a0e32c 100755
--- a/configure
+++ b/configure
@@ -17154,7 +17154,7 @@ $as_echo "#define HAVE_GETGROUPS 1" >>confdefs.h
 fi
 LIBS=$ac_save_LIBS
 
-for ac_func in glob nl_langinfo regcomp setenv strftime strrchr strtoll \
+for ac_func in glob nl_langinfo regcomp strftime strrchr strtoll \
 	       sysconf tzset
 do :
   as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh`
@@ -18903,6 +18903,7 @@ fi
 
 ac_fn_c_check_func "$LINENO" "inet_pton" "ac_cv_func_inet_pton"
 if test "x$ac_cv_func_inet_pton" = xyes; then :
+  $as_echo "#define HAVE_INET_PTON 1" >>confdefs.h
 
 else
 
diff --git a/configure.ac b/configure.ac
index 003d6770e..8b6380ada 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2311,7 +2311,7 @@ dnl
 dnl Function checks
 dnl
 AC_FUNC_GETGROUPS
-AC_CHECK_FUNCS(glob nl_langinfo regcomp setenv strftime strrchr strtoll \
+AC_CHECK_FUNCS(glob nl_langinfo regcomp strftime strrchr strtoll \
 	       sysconf tzset)
 AC_CHECK_FUNCS(getgrouplist, [], [
     case "$host_os" in
@@ -2578,7 +2578,7 @@ dnl If inet_pton(3) not in libc, check -lnsl and -linet
 dnl May need to link with *both* -lnsl and -lsocket due to unresolved symbols
 dnl Some systems may have inet_pton() in libresolv.
 dnl
-AC_CHECK_FUNC(inet_pton, [], [
+AC_CHECK_FUNC(inet_pton, [AC_DEFINE(HAVE_INET_PTON)], [
     for libs in "-lsocket" "-linet" "-lsocket -lnsl" "-lresolv"; do
 	_libs=
 	for lib in $libs; do
diff --git a/include/compat/fnmatch.h b/include/compat/fnmatch.h
index 8cdaeed97..a6fb6024c 100644
--- a/include/compat/fnmatch.h
+++ b/include/compat/fnmatch.h
@@ -25,8 +25,8 @@
 #define	FNM_LEADING_DIR	(1 << 3)	/* Only match the leading directory */
 #define	FNM_CASEFOLD	(1 << 4)	/* Case insensitive matching */
 
-int rpl_fnmatch(const char *pattern, const char *string, int flags);
+int sudo_fnmatch(const char *pattern, const char *string, int flags);
 
-#define fnmatch(_a, _b, _c)	rpl_fnmatch((_a), (_b), (_c))
+#define fnmatch(_a, _b, _c)	sudo_fnmatch((_a), (_b), (_c))
 
 #endif /* _FNMATCH_H */
diff --git a/include/compat/getaddrinfo.h b/include/compat/getaddrinfo.h
index a8a4b6934..52031480d 100644
--- a/include/compat/getaddrinfo.h
+++ b/include/compat/getaddrinfo.h
@@ -66,10 +66,18 @@ struct addrinfo {
 #define EAI_OVERFLOW    10      /* An argument buffer overflowed */
 
 /* Function prototypes. */
-int getaddrinfo(const char *nodename, const char *servname,
+int sudo_getaddrinfo(const char *nodename, const char *servname,
                 const struct addrinfo *hints, struct addrinfo **res);
-void freeaddrinfo(struct addrinfo *ai);
-const char *gai_strerror(int ecode);
+void sudo_freeaddrinfo(struct addrinfo *ai);
+const char *sudo_gai_strerror(int ecode);
+
+/* Map sudo_* to RFC 3493 names. */
+#undef getaddrinfo
+#define getaddrinfo(_a, _b, _c, _d) sudo_getaddrinfo((_a), (_b), (_c), (_d))
+#undef freeaddrinfo
+#define freeaddrinfo(_a) sudo_freeaddrinfo((_a))
+#undef gai_strerror
+#define gai_strerror(_a) sudo_gai_strerror((_a))
 
 #endif /* !HAVE_GETADDRINFO */
 #endif /* _COMPAT_GETADDRINFO_H */
diff --git a/include/compat/getopt.h b/include/compat/getopt.h
index 5d6ca8331..20972b9ee 100644
--- a/include/compat/getopt.h
+++ b/include/compat/getopt.h
@@ -55,12 +55,21 @@ struct option {
 	int val;
 };
 
-int	getopt_long(int, char * const *, const char *,
-	const struct option *, int *);
-int	getopt_long_only(int, char * const *, const char *,
-	const struct option *, int *);
+int	sudo_getopt_long(int, char * const *, const char *,
+	    const struct option *, int *);
+#undef getopt_long
+#define getopt_long(_a, _b, _c, _d, _e) \
+	sudo_getopt_long((_a), (_b), (_c), (_d), (_e))
+
+int	sudo_getopt_long_only(int, char * const *, const char *,
+	    const struct option *, int *);
+#undef getopt_long_only
+#define getopt_long_only(_a, _b, _c, _d, _e) \
+	sudo_getopt_long_only((_a), (_b), (_c), (_d), (_e))
 #if 0
-int	getopt(int, char * const [], const char *);
+int	sudo_getopt(int, char * const [], const char *);
+#undef getopt
+#define getopt(_a, _b, _c)	sudo_getopt((_a), (_b), (_c))
 #endif
 
 extern	char *optarg;			/* getopt(3) external variables */
diff --git a/include/compat/glob.h b/include/compat/glob.h
index 7e7153b30..97e48c053 100644
--- a/include/compat/glob.h
+++ b/include/compat/glob.h
@@ -69,10 +69,10 @@ typedef struct {
 #define	GLOB_NOSYS	(-4)	/* Function not supported. */
 #define GLOB_ABEND	GLOB_ABORTED
 
-int	rpl_glob(const char *, int, int (*)(const char *, int), glob_t *);
-void	rpl_globfree(glob_t *);
+int	sudo_glob(const char *, int, int (*)(const char *, int), glob_t *);
+void	sudo_globfree(glob_t *);
 
-#define glob(_a, _b, _c, _d) rpl_glob((_a), (_b), (_c), (_d))
-#define globfree(_a) rpl_globfree((_a))
+#define glob(_a, _b, _c, _d) sudo_glob((_a), (_b), (_c), (_d))
+#define globfree(_a) sudo_globfree((_a))
 
 #endif /* !_GLOB_H_ */
diff --git a/include/missing.h b/include/missing.h
index 53f2fa28a..99db7f9ba 100644
--- a/include/missing.h
+++ b/include/missing.h
@@ -363,96 +363,127 @@ int innetgr(const char *, const char *, const char *, const char *);
 int getdomainname(char *, size_t);
 #endif
 
-/* Functions "missing" from libc. */
+/*
+ * Functions "missing" from libc.
+ * All libc replacements are prefixed with "sudo_" to avoid namespace issues.
+ */
 
 struct timeval;
 struct timespec;
 
 #ifndef HAVE_CLOSEFROM
-void closefrom(int);
-#endif
+void sudo_closefrom(int);
+# undef closefrom
+# define closefrom(_a) sudo_closefrom((_a))
+#endif /* HAVE_CLOSEFROM */
 #ifndef HAVE_GETCWD
-char *getcwd(char *, size_t size);
-#endif
+char *sudo_getcwd(char *, size_t size);
+# undef getcwd
+# define getcwd(_a, _b) sudo_getcwd((_a), (_b))
+#endif /* HAVE_GETCWD */
 #ifndef HAVE_GETGROUPLIST
-int getgrouplist(const char *, gid_t, gid_t *, int *);
-#endif
+int sudo_getgrouplist(const char *, gid_t, gid_t *, int *);
+# undef getgrouplist
+# define getgrouplist(_a, _b, _c, _d) sudo_getgrouplist((_a), (_b), (_c), (_d))
+#endif /* GETGROUPLIST */
 #ifndef HAVE_GETLINE
-ssize_t getline(char **, size_t *, FILE *);
-#endif
+ssize_t sudo_getline(char **, size_t *, FILE *);
+# undef getline
+# define getline(_a, _b, _c) sudo_getline((_a), (_b), (_c))
+#endif /* HAVE_GETLINE */
 #ifndef HAVE_UTIMES
-int utimes(const char *, const struct timeval *);
-#endif
+int sudo_utimes(const char *, const struct timeval *);
+# undef utimes
+# define utimes(_a, _b) sudo_utimes(((_a), (_b))
+#endif /* HAVE_UTIMES */
 #ifdef HAVE_FUTIME
-int futimes(int, const struct timeval *);
-#endif
+int sudo_futimes(int, const struct timeval *);
+# undef futimes
+# define futimes(_a, _b) sudo_futimes(((_a), (_b))
+#endif /* HAVE_FUTIME */
 #if !defined(HAVE_SNPRINTF) || defined(PREFER_PORTABLE_SNPRINTF)
-int rpl_snprintf(char *, size_t, const char *, ...) __printflike(3, 4);
+int sudo_snprintf(char *, size_t, const char *, ...) __printflike(3, 4);
 # undef snprintf
-# define snprintf rpl_snprintf
-#endif
+# define snprintf sudo_snprintf
+#endif /* HAVE_SNPRINTF */
 #if !defined(HAVE_VSNPRINTF) || defined(PREFER_PORTABLE_SNPRINTF)
-int rpl_vsnprintf(char *, size_t, const char *, va_list) __printflike(3, 0);
+int sudo_vsnprintf(char *, size_t, const char *, va_list) __printflike(3, 0);
 # undef vsnprintf
-# define vsnprintf rpl_vsnprintf
-#endif
+# define vsnprintf sudo_vsnprintf
+#endif /* HAVE_VSNPRINTF */
 #if !defined(HAVE_ASPRINTF) || defined(PREFER_PORTABLE_SNPRINTF)
-int rpl_asprintf(char **, const char *, ...) __printflike(2, 3);
+int sudo_asprintf(char **, const char *, ...) __printflike(2, 3);
 # undef asprintf
-# define asprintf rpl_asprintf
-#endif
+# define asprintf sudo_asprintf
+#endif /* HAVE_ASPRINTF */
 #if !defined(HAVE_VASPRINTF) || defined(PREFER_PORTABLE_SNPRINTF)
-int rpl_vasprintf(char **, const char *, va_list) __printflike(2, 0);
+int sudo_vasprintf(char **, const char *, va_list) __printflike(2, 0);
 # undef vasprintf
-# define vasprintf rpl_vasprintf
-#endif
+# define vasprintf sudo_vasprintf
+#endif /* HAVE_VASPRINTF */
 #ifndef HAVE_STRLCAT
-size_t strlcat(char *, const char *, size_t);
-#endif
+size_t sudo_strlcat(char *, const char *, size_t);
+# undef strlcat
+# define strlcat(_a, _b, _c) sudo_strlcat((_a), (_b), (_c))
+#endif /* HAVE_STRLCAT */
 #ifndef HAVE_STRLCPY
-size_t strlcpy(char *, const char *, size_t);
-#endif
+size_t sudo_strlcpy(char *, const char *, size_t);
+# undef strlcpy
+# define strlcpy(_a, _b, _c) sudo_strlcpy((_a), (_b), (_c))
+#endif /* HAVE_STRLCPY */
 #ifndef HAVE_MEMRCHR
-void *memrchr(const void *, int, size_t);
-#endif
+void *sudo_memrchr(const void *, int, size_t);
+# undef memrchr
+# define memrchr(_a, _b, _c) sudo_memrchr((_a), (_b), (_c))
+#endif /* HAVE_MEMRCHR */
 #ifndef HAVE_MEMSET_S
-errno_t memset_s(void *, rsize_t, int, rsize_t);
-#endif
+errno_t sudo_memset_s(void *, rsize_t, int, rsize_t);
+# undef memset_s
+# define memset_s(_a, _b, _c, _d) sudo_memset_s((_a), (_b), (_c), (_d))
+#endif /* HAVE_MEMSET_S */
 #ifndef HAVE_MKDTEMP
-char *mkdtemp(char *);
-#endif
+char *sudo_mkdtemp(char *);
+# undef mkdtemp
+# define mkdtemp(_a) sudo_mkdtemp((_a))
+#endif /* HAVE_MKDTEMP */
 #ifndef HAVE_MKSTEMPS
 int mkstemps(char *, int);
-#endif
+# undef mkstemps
+# define mkstemps(_a, _b) sudo_mkstemps((_a), (_b))
+#endif /* HAVE_MKSTEMPS */
 #ifndef HAVE_PW_DUP
-struct passwd *pw_dup(const struct passwd *);
-#endif
-#ifndef HAVE_SETENV
-int setenv(const char *, const char *, int);
-#endif
-#ifndef HAVE_UNSETENV
-int unsetenv(const char *);
-#endif
+struct passwd *sudo_pw_dup(const struct passwd *);
+# undef pw_dup
+# define pw_dup(_a) sudo_pw_dup((_a))
+#endif /* HAVE_PW_DUP */
 #ifndef HAVE_STRSIGNAL
-char *strsignal(int);
-#endif
+char *sudo_strsignal(int);
+# undef strsignal
+# define strsignal(_a) sudo_strsignal((_a))
+#endif /* HAVE_STRSIGNAL */
 #ifndef HAVE_SIG2STR
-int sig2str(int, char *);
-#endif
+int sudo_sig2str(int, char *);
+# undef sig2str
+# define sig2str(_a, _b) sudo_sig2str((_a), (_b))
+#endif /* HAVE_SIG2STR */
 #ifndef HAVE_STRTONUM
-long long rpl_strtonum(const char *, long long, long long, const char **);
+long long sudo_strtonum(const char *, long long, long long, const char **);
 # undef strtonum
-# define strtonum rpl_strtonum
-#endif
+# define strtonum(_a, _b, _c, _d) sudo_strtonum((_a), (_b), (_c), (_d))
+#endif /* HAVE_STRTONUM */
 #ifndef HAVE_CLOCK_GETTIME
 # define CLOCK_REALTIME 0
 # ifdef __MACH__
 #  define CLOCK_MONOTONIC 1
 # endif
-int clock_gettime(clockid_t clock_id, struct timespec *tp);
-#endif
+int sudo_clock_gettime(clockid_t clock_id, struct timespec *tp);
+# undef clock_gettime
+# define clock_gettime(_a, _b) sudo_clock_gettime((_a), (_b))
+#endif /* HAVE_CLOCK_GETTIME */
 #ifndef HAVE_INET_PTON
-int inet_pton(int af, const char *src, void *dst);
-#endif
+int sudo_inet_pton(int af, const char *src, void *dst);
+# undef inet_pton
+# define inet_pton(_a, _b, _c) sudo_inet_pton((_a), (_b), (_c))
+#endif /* HAVE_INET_PTON */
 
 #endif /* _SUDO_MISSING_H */
diff --git a/lib/util/clock_gettime.c b/lib/util/clock_gettime.c
index f0463a6b6..603b5aebe 100644
--- a/lib/util/clock_gettime.c
+++ b/lib/util/clock_gettime.c
@@ -43,7 +43,7 @@
  * (and CLOCK_MONOTONIC on Mach).
  */
 int
-clock_gettime(clockid_t clock_id, struct timespec *ts)
+sudo_clock_gettime(clockid_t clock_id, struct timespec *ts)
 {
 
     switch (clock_id) {
diff --git a/lib/util/closefrom.c b/lib/util/closefrom.c
index e53ae4f36..ee6685e78 100644
--- a/lib/util/closefrom.c
+++ b/lib/util/closefrom.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2004-2005, 2007, 2010, 2012-2013
+ * Copyright (c) 2004-2005, 2007, 2010, 2012-2014
  *	Todd C. Miller <Todd.Miller@courtesan.com>
  *
  * Permission to use, copy, modify, and distribute this software for any
@@ -57,7 +57,7 @@
 #include "missing.h"
 
 #if defined(HAVE_FCNTL_CLOSEM) && !defined(HAVE_DIRFD)
-# define closefrom	closefrom_fallback
+# define sudo_closefrom	closefrom_fallback
 #endif
 
 /*
@@ -98,14 +98,14 @@ closefrom_fallback(int lowfd)
  */
 #if defined(HAVE_FCNTL_CLOSEM)
 void
-closefrom(int lowfd)
+sudo_closefrom(int lowfd)
 {
     if (fcntl(lowfd, F_CLOSEM, 0) == -1)
 	closefrom_fallback(lowfd);
 }
 #elif defined(HAVE_PSTAT_GETPROC)
 void
-closefrom(int lowfd)
+sudo_closefrom(int lowfd)
 {
     struct pst_status pstat;
     int fd;
@@ -119,7 +119,7 @@ closefrom(int lowfd)
 }
 #elif defined(HAVE_DIRFD)
 void
-closefrom(int lowfd)
+sudo_closefrom(int lowfd)
 {
     const char *path;
     DIR *dirp;
diff --git a/lib/util/fnmatch.c b/lib/util/fnmatch.c
index 7ea5dc5de..40e84c246 100644
--- a/lib/util/fnmatch.c
+++ b/lib/util/fnmatch.c
@@ -267,7 +267,7 @@ fnmatch_ch_success:
     return result;
 }
 
-int rpl_fnmatch(const char *pattern, const char *string, int flags)
+int sudo_fnmatch(const char *pattern, const char *string, int flags)
 {
     static const char dummystring[2] = {' ', 0};
     const int escape = !(flags & FNM_NOESCAPE);
diff --git a/lib/util/getaddrinfo.c b/lib/util/getaddrinfo.c
index 10d2b1113..92db4cd99 100644
--- a/lib/util/getaddrinfo.c
+++ b/lib/util/getaddrinfo.c
@@ -159,7 +159,7 @@ static const char * const gai_errors[] = {
  * indicating an unknown error.
  */
 const char *
-gai_strerror(int ecode)
+sudo_gai_strerror(int ecode)
 {
     if (ecode < 1 || (size_t) ecode > ARRAY_SIZE(gai_errors))
         return "Unknown error";
@@ -172,7 +172,7 @@ gai_strerror(int ecode)
  * Free a linked list of addrinfo structs.
  */
 void
-freeaddrinfo(struct addrinfo *ai)
+sudo_freeaddrinfo(struct addrinfo *ai)
 {
     struct addrinfo *next;
 
@@ -360,7 +360,7 @@ gai_lookup(const char *nodename, int flags, int socktype, unsigned short port,
  * The actual getaddrinfo implementation.
  */
 int
-getaddrinfo(const char *nodename, const char *servname,
+sudo_getaddrinfo(const char *nodename, const char *servname,
             const struct addrinfo *hints, struct addrinfo **res)
 {
     struct addrinfo *ai;
diff --git a/lib/util/getcwd.c b/lib/util/getcwd.c
index c5765be21..3fd008fbd 100644
--- a/lib/util/getcwd.c
+++ b/lib/util/getcwd.c
@@ -80,7 +80,7 @@
 	    (dp->d_name[1] == '.' && dp->d_name[2] == '\0')))
 
 char *
-getcwd(char *pt, size_t size)
+sudo_getcwd(char *pt, size_t size)
 {
 	struct dirent *dp;
 	DIR *dir = NULL;
diff --git a/lib/util/getgrouplist.c b/lib/util/getgrouplist.c
index a8085c100..8685feffd 100644
--- a/lib/util/getgrouplist.c
+++ b/lib/util/getgrouplist.c
@@ -54,7 +54,7 @@
  * BSD-compatible getgrouplist(3) using AIX getgrset(3)
  */
 int
-getgrouplist(const char *name, gid_t basegid, gid_t *groups, int *ngroupsp)
+sudo_getgrouplist(const char *name, gid_t basegid, gid_t *groups, int *ngroupsp)
 {
     char *cp, *grset = NULL;
     int ngroups = 1;
@@ -276,7 +276,7 @@ done:
  * BSD-compatible getgrouplist(3) using nss_search(3)
  */
 int
-getgrouplist(const char *name, gid_t basegid, gid_t *groups, int *ngroupsp)
+sudo_getgrouplist(const char *name, gid_t basegid, gid_t *groups, int *ngroupsp)
 {
     struct nss_groupsbymem gbm;
     static DEFINE_NSS_DB_ROOT(db_root);
@@ -315,7 +315,7 @@ getgrouplist(const char *name, gid_t basegid, gid_t *groups, int *ngroupsp)
  * BSD-compatible getgrouplist(3) using getgrent(3)
  */
 int
-getgrouplist(const char *name, gid_t basegid, gid_t *groups, int *ngroupsp)
+sudo_getgrouplist(const char *name, gid_t basegid, gid_t *groups, int *ngroupsp)
 {
     int i, ngroups = 1;
     int grpsize = *ngroupsp;
diff --git a/lib/util/getline.c b/lib/util/getline.c
index 5d869d9f8..0a93f5631 100644
--- a/lib/util/getline.c
+++ b/lib/util/getline.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2009-2010, 2012-2013 Todd C. Miller <Todd.Miller@courtesan.com>
+ * Copyright (c) 2009-2010, 2012-2014 Todd C. Miller <Todd.Miller@courtesan.com>
  *
  * Permission to use, copy, modify, and distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
@@ -45,7 +45,7 @@
 
 #ifdef HAVE_FGETLN
 ssize_t
-getline(char **bufp, size_t *bufsizep, FILE *fp)
+sudo_getline(char **bufp, size_t *bufsizep, FILE *fp)
 {
     char *buf, *cp;
     size_t bufsize;
@@ -69,7 +69,7 @@ getline(char **bufp, size_t *bufsizep, FILE *fp)
 }
 #else
 ssize_t
-getline(char **bufp, size_t *bufsizep, FILE *fp)
+sudo_getline(char **bufp, size_t *bufsizep, FILE *fp)
 {
     char *buf, *cp;
     size_t bufsize;
diff --git a/lib/util/getopt_long.c b/lib/util/getopt_long.c
index 8357a66fb..bdc8f9d58 100644
--- a/lib/util/getopt_long.c
+++ b/lib/util/getopt_long.c
@@ -588,7 +588,7 @@ start:
  *	Parse argc/argv argument vector.
  */
 int
-getopt(int nargc, char * const *nargv, const char *options)
+sudo_getopt(int nargc, char * const *nargv, const char *options)
 {
 
 	/*
@@ -608,7 +608,7 @@ getopt(int nargc, char * const *nargv, const char *options)
  *	Parse argc/argv argument vector.
  */
 int
-getopt_long(int nargc, char * const *nargv, const char *options,
+sudo_getopt_long(int nargc, char * const *nargv, const char *options,
 	const struct option *long_options, int *idx)
 {
 
@@ -621,7 +621,7 @@ getopt_long(int nargc, char * const *nargv, const char *options,
  *	Parse argc/argv argument vector.
  */
 int
-getopt_long_only(int nargc, char * const *nargv, const char *options,
+sudo_getopt_long_only(int nargc, char * const *nargv, const char *options,
 	const struct option *long_options, int *idx)
 {
 
diff --git a/lib/util/glob.c b/lib/util/glob.c
index c24f77a97..cc5fee14d 100644
--- a/lib/util/glob.c
+++ b/lib/util/glob.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2008-2010 Todd C. Miller <Todd.Miller@courtesan.com>
+ * Copyright (c) 2008-2014 Todd C. Miller <Todd.Miller@courtesan.com>
  * Copyright (c) 1989, 1993
  *	The Regents of the University of California.  All rights reserved.
  *
@@ -176,7 +176,7 @@ static void	 qprintf(const char *, Char *);
 #endif
 
 int
-rpl_glob(const char *pattern, int flags, int (*errfunc)(const char *, int),
+sudo_glob(const char *pattern, int flags, int (*errfunc)(const char *, int),
 	glob_t *pglob)
 {
 	const unsigned char *patnext;
@@ -812,7 +812,7 @@ match(Char *name, Char *pat, Char *patend)
 
 /* Free allocated data belonging to a glob_t structure. */
 void
-rpl_globfree(glob_t *pglob)
+sudo_globfree(glob_t *pglob)
 {
 	int i;
 	char **pp;
diff --git a/lib/util/inet_pton.c b/lib/util/inet_pton.c
index a4e0fafd9..1c89b5fd1 100644
--- a/lib/util/inet_pton.c
+++ b/lib/util/inet_pton.c
@@ -239,7 +239,7 @@ inet_pton6(const char *src, u_char *dst)
  *	Paul Vixie, 1996.
  */
 int
-inet_pton(int af, const char *src, void *dst)
+sudo_inet_pton(int af, const char *src, void *dst)
 {
 	switch (af) {
 	case AF_INET:
diff --git a/lib/util/memrchr.c b/lib/util/memrchr.c
index 34d82712c..6c357e3fc 100644
--- a/lib/util/memrchr.c
+++ b/lib/util/memrchr.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2007, 2010-2011, 2013
+ * Copyright (c) 2007, 2010-2014
  *	Todd C. Miller <Todd.Miller@courtesan.com>
  *
  * Permission to use, copy, modify, and distribute this software for any
@@ -28,7 +28,7 @@
  * Find the last occurrence of 'c' in the buffer 's' of size 'n'.
  */
 void *
-memrchr(const void *s, int c, size_t n)
+sudo_memrchr(const void *s, int c, size_t n)
 {
     const unsigned char *cp;
 
diff --git a/lib/util/memset_s.c b/lib/util/memset_s.c
index 59070d585..aeff77bca 100644
--- a/lib/util/memset_s.c
+++ b/lib/util/memset_s.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2013 Todd C. Miller <Todd.Miller@courtesan.com>
+ * Copyright (c) 2013-2014 Todd C. Miller <Todd.Miller@courtesan.com>
  *
  * Permission to use, copy, modify, and distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
@@ -48,7 +48,7 @@
  * that it be non-zero.  We use EINVAL for all errors.
  */
 errno_t
-memset_s(void *v, rsize_t smax, int c, rsize_t n)
+sudo_memset_s(void *v, rsize_t smax, int c, rsize_t n)
 {
     errno_t ret = 0;
     volatile unsigned char *s = v;
diff --git a/lib/util/mktemp.c b/lib/util/mktemp.c
index 8e31c10fd..f1fad0b7d 100644
--- a/lib/util/mktemp.c
+++ b/lib/util/mktemp.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001, 2003, 2004, 2008-2011, 2013
+ * Copyright (c) 2001, 2003, 2004, 2008-2011, 2013, 2014
  *	Todd C. Miller <Todd.Miller@courtesan.com>
  *
  * Permission to use, copy, modify, and distribute this software for any
@@ -144,7 +144,7 @@ mktemp_internal(char *path, int slen, int mode)
 
 #ifndef HAVE_MKSTEMPS
 int
-mkstemps(char *path, int slen)
+sudo_mkstemps(char *path, int slen)
 {
 	return mktemp_internal(path, slen, MKTEMP_FILE);
 }
@@ -152,7 +152,7 @@ mkstemps(char *path, int slen)
 
 #ifndef HAVE_MKDTEMP
 char *
-mkdtemp(char *path)
+sudo_mkdtemp(char *path)
 {
 	if (mktemp_internal(path, 0, MKTEMP_DIR) == -1)
 		return NULL;
diff --git a/lib/util/pw_dup.c b/lib/util/pw_dup.c
index 357121ab8..56a5aa041 100644
--- a/lib/util/pw_dup.c
+++ b/lib/util/pw_dup.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000, 2002, 2012-2013
+ * Copyright (c) 2000, 2002, 2012-2014
  *	Todd C. Miller <Todd.Miller@courtesan.com>
  *
  * Permission to use, copy, modify, and distribute this software for any
@@ -63,7 +63,7 @@ do {							\
 } while (0)
 
 struct passwd *
-pw_dup(const struct passwd *pw)
+sudo_pw_dup(const struct passwd *pw)
 {
 	size_t nsize = 0, psize = 0, gsize = 0, dsize = 0, ssize = 0, total;
 #ifdef HAVE_LOGIN_CAP_H
diff --git a/lib/util/sig2str.c b/lib/util/sig2str.c
index d698df1e1..26a461a95 100644
--- a/lib/util/sig2str.c
+++ b/lib/util/sig2str.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2012-2013 Todd C. Miller <Todd.Miller@courtesan.com>
+ * Copyright (c) 2012-2014 Todd C. Miller <Todd.Miller@courtesan.com>
  *
  * Permission to use, copy, modify, and distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
@@ -61,7 +61,7 @@ extern const char *const sudo_sys_signame[NSIG];
  * Translate signal number to name.
  */
 int
-sig2str(int signo, char *signame)
+sudo_sig2str(int signo, char *signame)
 {
 #if defined(SIGRTMIN) && defined(SIGRTMAX)
     /* Realtime signal support as per Solaris. */
diff --git a/lib/util/snprintf.c b/lib/util/snprintf.c
index 84ec33c1e..f6fbf99dd 100644
--- a/lib/util/snprintf.c
+++ b/lib/util/snprintf.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1999-2005, 2008, 2010-2013
+ * Copyright (c) 1999-2005, 2008, 2010-2014
  *	Todd C. Miller <Todd.Miller@courtesan.com>
  * Copyright (c) 1990, 1993
  *	The Regents of the University of California.  All rights reserved.
@@ -616,7 +616,7 @@ done:
 
 #if !defined(HAVE_VSNPRINTF) || defined(PREFER_PORTABLE_SNPRINTF)
 int
-rpl_vsnprintf(char *str, size_t n, const char *fmt, va_list ap)
+sudo_vsnprintf(char *str, size_t n, const char *fmt, va_list ap)
 {
 
 	return xxxprintf(&str, n, 0, fmt, ap);
@@ -625,7 +625,7 @@ rpl_vsnprintf(char *str, size_t n, const char *fmt, va_list ap)
 
 #if !defined(HAVE_SNPRINTF) || defined(PREFER_PORTABLE_SNPRINTF)
 int
-rpl_snprintf(char *str, size_t n, char const *fmt, ...)
+sudo_snprintf(char *str, size_t n, char const *fmt, ...)
 {
 	int ret;
 	va_list ap;
@@ -639,7 +639,7 @@ rpl_snprintf(char *str, size_t n, char const *fmt, ...)
 
 #if !defined(HAVE_VASPRINTF) || defined(PREFER_PORTABLE_SNPRINTF)
 int
-rpl_vasprintf(char **str, const char *fmt, va_list ap)
+sudo_vasprintf(char **str, const char *fmt, va_list ap)
 {
 
 	return xxxprintf(str, 0, 1, fmt, ap);
@@ -648,7 +648,7 @@ rpl_vasprintf(char **str, const char *fmt, va_list ap)
 
 #if !defined(HAVE_ASPRINTF) || defined(PREFER_PORTABLE_SNPRINTF)
 int
-rpl_asprintf(char **str, char const *fmt, ...)
+sudo_asprintf(char **str, char const *fmt, ...)
 {
 	int ret;
 	va_list ap;
diff --git a/lib/util/strlcat.c b/lib/util/strlcat.c
index 535d9f2c8..d234fe798 100644
--- a/lib/util/strlcat.c
+++ b/lib/util/strlcat.c
@@ -1,7 +1,7 @@
 /*	$OpenBSD: strlcat.c,v 1.8 2001/05/13 15:40:15 deraadt Exp $	*/
 
 /*
- * Copyright (c) 1998, 2003-2005, 2010-2011, 2013
+ * Copyright (c) 1998, 2003-2005, 2010-2011, 2013, 2014
  *	Todd C. Miller <Todd.Miller@courtesan.com>
  *
  * Permission to use, copy, modify, and distribute this software for any
@@ -34,7 +34,7 @@
  * If retval >= siz, truncation occurred.
  */
 size_t
-strlcat(char *dst, const char *src, size_t siz)
+sudo_strlcat(char *dst, const char *src, size_t siz)
 {
 	char *d = dst;
 	const char *s = src;
diff --git a/lib/util/strlcpy.c b/lib/util/strlcpy.c
index 765bde84e..687f45442 100644
--- a/lib/util/strlcpy.c
+++ b/lib/util/strlcpy.c
@@ -1,7 +1,7 @@
 /*	$OpenBSD: strlcpy.c,v 1.5 2001/05/13 15:40:16 deraadt Exp $	*/
 
 /*
- * Copyright (c) 1998, 2003-2005, 2010-2011, 2013
+ * Copyright (c) 1998, 2003-2005, 2010-2011, 2013, 2014
  *	Todd C. Miller <Todd.Miller@courtesan.com>
  *
  * Permission to use, copy, modify, and distribute this software for any
@@ -31,7 +31,7 @@
  * Returns strlen(src); if retval >= siz, truncation occurred.
  */
 size_t
-strlcpy(char *dst, const char *src, size_t siz)
+sudo_strlcpy(char *dst, const char *src, size_t siz)
 {
 	char *d = dst;
 	const char *s = src;
diff --git a/lib/util/strsignal.c b/lib/util/strsignal.c
index b82ba0c89..8e2ad4b86 100644
--- a/lib/util/strsignal.c
+++ b/lib/util/strsignal.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2009-2013 Todd C. Miller <Todd.Miller@courtesan.com>
+ * Copyright (c) 2009-2014 Todd C. Miller <Todd.Miller@courtesan.com>
  *
  * Permission to use, copy, modify, and distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
@@ -42,7 +42,7 @@ extern const char *const sudo_sys_siglist[NSIG];
  * Get signal description string
  */
 char *
-strsignal(int signo)
+sudo_strsignal(int signo)
 {
     if (signo > 0 && signo < NSIG && sudo_sys_siglist[signo] != NULL)
 	return (char *)sudo_sys_siglist[signo];
diff --git a/lib/util/strtonum.c b/lib/util/strtonum.c
index d665d6486..af4bd030e 100644
--- a/lib/util/strtonum.c
+++ b/lib/util/strtonum.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2013 Todd C. Miller <Todd.Miller@courtesan.com>
+ * Copyright (c) 2013-2014 Todd C. Miller <Todd.Miller@courtesan.com>
  *
  * Permission to use, copy, modify, and distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
@@ -52,7 +52,7 @@
  *  too small -> value too small
  */
 long long
-rpl_strtonum(const char *str, long long minval, long long maxval,
+sudo_strtonum(const char *str, long long minval, long long maxval,
     const char **errstrp)
 {
     long long retval;
@@ -86,7 +86,7 @@ enum strtonum_err {
  * Convert a string to a number in the range [minval, maxval]
  */
 long long
-rpl_strtonum(const char *str, long long minval, long long maxval,
+sudo_strtonum(const char *str, long long minval, long long maxval,
     const char **errstrp)
 {
     const unsigned char *ustr = (const unsigned char *)str;
diff --git a/lib/util/utimes.c b/lib/util/utimes.c
index 65c192621..3bc4f9437 100644
--- a/lib/util/utimes.c
+++ b/lib/util/utimes.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2004-2005, 2007, 2010-2011, 2013
+ * Copyright (c) 2004-2005, 2007, 2010-2011, 2013, 2014
  *	Todd C. Miller <Todd.Miller@courtesan.com>
  *
  * Permission to use, copy, modify, and distribute this software for any
@@ -39,7 +39,7 @@
  * Emulate utimes() via utime()
  */
 int
-utimes(const char *file, const struct timeval *times)
+sudo_utimes(const char *file, const struct timeval *times)
 {
     if (times != NULL) {
 	struct utimbuf utb;
@@ -57,7 +57,7 @@ utimes(const char *file, const struct timeval *times)
  * Emulate futimes() via futime()
  */
 int
-futimes(int fd, const struct timeval *times)
+sudo_futimes(int fd, const struct timeval *times)
 {
     if (times != NULL) {
 	struct utimbuf utb;