请问命令行里报 can't open file ' fun.h',要怎么处理啊?fun.h文件我放在和main.c同级目录下了
C51 COMPILER V9. 60.0.0 - SN: Eval Version
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*** WARNING C318 IN LINE 3 0F demo/main.c: can't open file ' fun.h'
*** WARNING C206 IN LINE 9 OF demo/main.cn ' fun': missing functi on-prototype