diff --git a/lib/libc/gen/exec.c b/lib/libc/gen/exec.c
--- a/lib/libc/gen/exec.c
+++ b/lib/libc/gen/exec.c
@@ -136,7 +136,7 @@
 int
 execvp(const char *name, char * const *argv)
 {
-	return (execvpe(name, argv, environ));
+	return (__libc_execvpe(name, argv, environ));
 }
 
 static int
@@ -288,7 +288,7 @@
 }
 
 int
-execvpe(const char *name, char * const argv[], char * const envp[])
+__libc_execvpe(const char *name, char * const argv[], char * const envp[])
 {
 	const char *path;
 
@@ -298,3 +298,5 @@
 
 	return (execvPe(name, path, argv, envp));
 }
+
+__weak_reference(__libc_execvpe, execvpe);
diff --git a/lib/libc/gen/posix_spawn.c b/lib/libc/gen/posix_spawn.c
--- a/lib/libc/gen/posix_spawn.c
+++ b/lib/libc/gen/posix_spawn.c
@@ -261,7 +261,7 @@
 	}
 	envp = psa->envp != NULL ? psa->envp : environ;
 	if (psa->use_env_path)
-		execvpe(psa->path, psa->argv, envp);
+		__libc_execvpe(psa->path, psa->argv, envp);
 	else
 		_execve(psa->path, psa->argv, envp);
 	psa->error = errno;
diff --git a/lib/libc/include/libc_private.h b/lib/libc/include/libc_private.h
--- a/lib/libc/include/libc_private.h
+++ b/lib/libc/include/libc_private.h
@@ -345,6 +345,7 @@
 struct __wrusage;
 enum idtype;
 
+int		__libc_execvpe(const char *, char * const *, char * const *);
 int		__libc_sigaction(int, const struct sigaction *,
 		    struct sigaction *) __hidden;
 int		__libc_sigprocmask(int, const __sigset_t *, __sigset_t *)