tags 409819 patch thanks attached is a diff which acomplishes the same as above. Thanks to Glen Batchelor for his help.
stew
diff -ruN snoopy-1.3/debian/patches/00list snoopy-1.3.mine/debian/patches/00list
--- snoopy-1.3/debian/patches/00list 2007-02-05 14:44:39.000000000 -0500
+++ snoopy-1.3.mine/debian/patches/00list 2007-02-05 14:35:41.000000000
-0500
@@ -2,3 +2,4 @@
20-Makefile-CFLAGS.dpatch
30-Makefile-clean.dpatch
40-Makefile-DESTDIR.dpatch
+50-getlogin_r.dpatch
diff -ruN snoopy-1.3/debian/patches/50-getlogin_r.dpatch
snoopy-1.3.mine/debian/patches/50-getlogin_r.dpatch
--- snoopy-1.3/debian/patches/50-getlogin_r.dpatch 1969-12-31
19:00:00.000000000 -0500
+++ snoopy-1.3.mine/debian/patches/50-getlogin_r.dpatch 2007-02-05
14:42:17.000000000 -0500
@@ -0,0 +1,42 @@
+#! /bin/sh /usr/share/dpatch/dpatch-run
+## 50-Fix-NULL-getlogin.dpatch by <Mike O'Connor <[EMAIL PROTECTED]>>
+##
+## All lines beginning with `## DP:' are a description of the patch.
+## DP: No description.
+
[EMAIL PROTECTED]@
+diff -urNad snoopy-1.3.mine~/snoopy.c snoopy-1.3.mine/snoopy.c
+--- snoopy-1.3.mine~/snoopy.c 2007-02-05 14:41:34.000000000 -0500
++++ snoopy-1.3.mine/snoopy.c 2007-02-05 14:42:11.000000000 -0500
+@@ -26,6 +26,7 @@
+ #include <dlfcn.h>
+ #include <syslog.h>
+ #include "snoopy.h"
++#include "string.h"
+
+ #define min(a,b) a<b?a:b
+
+@@ -41,6 +42,7 @@
+ static char *logstring=NULL;
+ static int argc, size=0;
+ register int i, spos=0;
++ static char login[256];
+ #if INTEGRITY_CHECK
+ static char **argv_copy;
+ static int *t_size;
+@@ -96,9 +98,13 @@
+ free(*(argv_copy+i));
+ #endif
+
+- syslog(LOG_INFO, "[%s, uid:%d sid:%d]: %s", getlogin(), getuid(),
getsid(0), logstring);
+- free(logstring);
++ getlogin_r( login, 255 );
++ if( login == 0 ) {
++ strcpy(login,"unknown");
++ }
+
++ syslog(LOG_INFO, "[%s, uid:%d sid:%d]: %s", login, getuid(), getsid(0),
logstring);
++ free(logstring);
+ }
+
+ int execve(const char *filename, char **argv, char **envp) {
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