--- src/headers/message.h
+++ src/headers/message.h
@@ -145,6 +145,7 @@
 #define GPM_MESS_SETSID_FAILED      "Setsid failed"
 #define GPM_MESS_CHDIR_FAILED       "change directory failed"
 #define GPM_MESS_FORK_FAILED        "Fork failed."
+#define GPM_MESS_DAEMON_FAILED      "Change to run in background failed."
 #define GPM_MESS_VCCHECK            "Failed on virtual console check."
 #define GPM_MESS_PROT_ERR           "Error in protocol"
 #define GPM_MESS_ROOT               "You should be root to run gpm!"
--- src/startup.c
+++ src/startup.c
@@ -136,13 +136,8 @@
 
    if(option.run_status == GPM_RUN_STARTUP ) { /* else is debugging */
       /* goto background and become a session leader (Stefan Giessler) */  
-      switch(fork()) {
-         case -1: gpm_report(GPM_PR_OOPS,GPM_MESS_FORK_FAILED);   /* error  */
-         case  0: option.run_status = GPM_RUN_DAEMON; break;      /* child  */
-         default: _exit(0);                                       /* parent */
-      }
-
-      if (setsid() < 0) gpm_report(GPM_PR_OOPS,GPM_MESS_SETSID_FAILED);
+      if (daemon(0,0)) gpm_report(GPM_PR_OOPS,GPM_MESS_DAEMON_FAILED);   /* error  */
+      option.run_status = GPM_RUN_DAEMON;
    }
 
    /* damon init: check whether we run or not, display message */