在linux环境下编译程序报错
[oracle@tyzf67 check]$ make all
/u01/app/oracle/product/8.1.7/bin/echodo cc -L/u01/app/oracle/product/8.1.7/lib/ -L/u01/app/oracle/product/8.1.7/rdbms/lib -I/usr/i386-glibc-2.1-linux/i386-glibc21-linux/lib -I/u01/app/oracle/product/8.1.7/rdbms/demo -I/u01/app/oracle/product/8.1.7/rdbms/public -I/u01/app/oracle/product/8.1.7/plsql/public -I/u01/app/oracle/product/8.1.7/network/public -c -lclntsh -c uni_check_main.c
cc -L/u01/app/oracle/product/8.1.7/lib/ -L/u01/app/oracle/product/8.1.7/rdbms/lib -I/usr/i386-glibc-2.1-linux/i386-glibc21-linux/lib -I/u01/app/oracle/product/8.1.7/rdbms/demo -I/u01/app/oracle/product/8.1.7/rdbms/public -I/u01/app/oracle/product/8.1.7/plsql/public -I/u01/app/oracle/product/8.1.7/network/public -c -lclntsh -c uni_check_main.c
cc: -lclntsh: linker input file unused because linking not done
/u01/app/oracle/product/8.1.7/bin/echodo cc -L/u01/app/oracle/product/8.1.7/lib/ -L/u01/app/oracle/product/8.1.7/rdbms/lib -I/usr/i386-glibc-2.1-linux/i386-glibc21-linux/lib -I/u01/app/oracle/product/8.1.7/rdbms/demo -I/u01/app/oracle/product/8.1.7/rdbms/public -I/u01/app/oracle/product/8.1.7/plsql/public -I/u01/app/oracle/product/8.1.7/network/public -c -lclntsh -c uni_check_tools.c
cc -L/u01/app/oracle/product/8.1.7/lib/ -L/u01/app/oracle/product/8.1.7/rdbms/lib -I/usr/i386-glibc-2.1-linux/i386-glibc21-linux/lib -I/u01/app/oracle/product/8.1.7/rdbms/demo -I/u01/app/oracle/product/8.1.7/rdbms/public -I/u01/app/oracle/product/8.1.7/plsql/public -I/u01/app/oracle/product/8.1.7/network/public -c -lclntsh -c uni_check_tools.c
uni_check_tools.c: In function `gettime':
uni_check_tools.c:307: warning: assignment makes pointer from integer without a cast
uni_check_tools.c:313: dereferencing pointer to incomplete type
uni_check_tools.c:313: dereferencing pointer to incomplete type
uni_check_tools.c:314: dereferencing pointer to incomplete type
uni_check_tools.c:314: dereferencing pointer to incomplete type
uni_check_tools.c:314: dereferencing pointer to incomplete type
uni_check_tools.c:314: dereferencing pointer to incomplete type
make: *** [uni_check_tools.o] Error 1
我在linux环境下编译应用程序时提示以上错误，有哪位大哥知道此错误提示的原因，请帮忙指点一下，多谢！
