1 files changed, 7 insertions, 7 deletions

diff --git a/lib-src/pop.c b/lib-src/pop.c
index a00867650d4..d1b39927738 100644
--- a/lib-src/pop.c
+++ b/lib-src/pop.c
@@ -74,6 +74,13 @@ extern struct servent *hes_getservbyname (/* char *, char * */);
 #include <stdio.h>
 #ifdef STDC_HEADERS
 #include <string.h>
+#define index strchr
+#endif
+#ifdef STDC_HEADERS
+#include <stdlib.h>
+#endif
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
 #endif
 
 #ifdef KERBEROS
@@ -107,13 +114,6 @@ extern struct servent *hes_getservbyname (/* char *, char * */);
 # endif
 #endif /* KERBEROS */
 
-
-extern char *getenv (/* char * */);
-extern char *getlogin (/* void */);
-extern char *getpass (/* char * */);
-extern char *strerror (/* int */);
-extern char *index ();
-
 #ifdef KERBEROS
 #ifndef KERBEROS5
 extern int krb_sendauth (/* long, int, KTEXT, char *, char *, char *,