diff -up net-snmp-5.1.2/agent/mibgroup/host/hr_filesys.c.file_offset net-snmp-5.1.2/agent/mibgroup/host/hr_filesys.c
--- net-snmp-5.1.2/agent/mibgroup/host/hr_filesys.c.file_offset	2004-06-19 15:34:11.000000000 +0200
+++ net-snmp-5.1.2/agent/mibgroup/host/hr_filesys.c	2009-01-22 14:42:26.000000000 +0100
@@ -783,7 +783,7 @@ Get_FSIndex(char *dev)
     return 0;
 }
 
-long
+fsblkcnt_t
 Get_FSSize(char *dev)
 {
     struct HRFS_statfs statfs_buf;
diff -up net-snmp-5.1.2/agent/mibgroup/host/hr_filesys.h.file_offset net-snmp-5.1.2/agent/mibgroup/host/hr_filesys.h
--- net-snmp-5.1.2/agent/mibgroup/host/hr_filesys.h.file_offset	2002-07-04 14:56:35.000000000 +0200
+++ net-snmp-5.1.2/agent/mibgroup/host/hr_filesys.h	2009-01-22 14:42:26.000000000 +0100
@@ -12,7 +12,7 @@ extern int      Get_Next_HR_FileSys(void
 extern int      Check_HR_FileSys_NFS(void);
 
 extern int      Get_FSIndex(char *);
-extern long     Get_FSSize(char *);     /* Temporary */
+extern fsblkcnt_t     Get_FSSize(char *);     /* Temporary */
 
 
 #endif                          /* _MIBGROUP_HRFSYS_H */