大家好，我在安装nagios-plus 编译时报如下错，是什么原因啊？
In file included from localcharset.c:28:0:
./stdio.h:456:1: error: ‘gets’ undeclared here (not in a function)
make[4]: *** [localcharset.o] Error 1
make[4]: Leaving directory `/nagios-plugins-1.4.16/gl'
make[3]: *** [all-recursive] Error 1
make[3]: Leaving directory `/nagios-plugins-1.4.16/gl'
make[2]: *** [all] Error 2
make[2]: Leaving directory `/nagios-plugins-1.4.16/gl'
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory `/nagios-plugins-1.4.16'
make: *** [all] Error 2
OS version:
openSUSE 12.3 (x86_64)
VERSION = 12.3
CODENAME = Dartmouth
Linux linux 3.7.10-1.1-desktop #1 SMP PREEMPT Thu Feb 28 15:06:29 UTC 2013 (82d3f21) x86_64 x86_64 x86_64 GNU/Linux
gcc version :
gcc (SUSE Linux) 4.7.2 20130108 [gcc-4_7-branch revision 195012]
Copyright (C) 2012 Free Software Foundation, Inc.
