File remove_signal-0.70.4.dif of Package ocsync

--- ocsync-0.70.4/src/csync_lock.c.orig	2013-02-20 17:39:16.000000000 +0100
+++ ocsync-0.70.4/src/csync_lock.c	2013-02-26 17:47:48.574645800 +0100
@@ -29,7 +29,6 @@
 
 #include <errno.h>
 #include <fcntl.h>
-#include <signal.h>
 #include <stdio.h>
 #include <string.h>
 #include <unistd.h>
@@ -123,12 +122,13 @@
 
 static pid_t _csync_lock_read(CSYNC *ctx, const char *lockfile) {
   char errbuf[256] = {0};
-  char buf[8] = {0};
+  char buf[16] = {0};
   long int tmp;
   ssize_t rc;
   int  fd;
   pid_t pid;
   const _TCHAR *wlockfile;
+  struct stat sts;
 
   /* Read PID from existing lock */
 #ifdef _WIN32
@@ -165,7 +165,11 @@
   pid = (pid_t)(tmp & 0xFFFF);
 
   /* Check if process is still alive */
-  if (kill(pid, 0) < 0 && errno == ESRCH) {
+  if (snprintf(buf, sizeof(buf), "/proc/%d", pid) < 0) {
+     return -1;
+  }
+
+  if (stat(buf, &sts)== -1 && errno ==ENOENT) {
      /* Process is dead. Remove stale lock. */
      if (unlink(lockfile) < 0) {
        strerror_r(errno, errbuf, sizeof(errbuf));