初学者程序求助undefined reference to `solvehtf_'

happyyang

编了一个程序Build project时候出现了如下情况：

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Generating Makefile... Okay
==============================================================================
Compiling ..\..\..\..\..\happyyang\Desktop\Numerical analysis of triple concentric-tube latent heat storage unit\程序及运行\AE.for
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..\..\..\..\..\happyyang\Desktop\Numerical analysis of triple concentric-tube latent heat storage unit\程序及运行\AE.for:129:72:
    PAUSE
                                                                        1
Warning: Deleted feature: PAUSE statement at (1)
Generating C:\Users\happyyang\Desktop\Numerical analysis of triple concentric-tube latent heat storage unit\程序及运行\AE.exe
build\AE.o: In function `MAIN__':
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C:\Users\HAPPYY~1\AppData\Local\Temp\sf_F678.tmp/../../../../../happyyang/Desktop/Numerical analysis of triple concentric-tube latent heat storage unit/程序及运行/AE.for:109: undefined reference to `solvehtf_'
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C:\Users\HAPPYY~1\AppData\Local\Temp\sf_F678.tmp/../../../../../happyyang/Desktop/Numerical analysis of triple concentric-tube latent heat storage unit/程序及运行/AE.for:110: undefined reference to `solvewall_'
collect2.exe: error: ld returned 1 exit status
Error: Last command making (C:\Users\happyyang\Desktop\Numerical analysis of triple concentric-tube latent heat storage unit\程序及运行\AE.exe) returned a bad status
Error: Make execution terminated
* Failed *
这是哪儿错了啊？从哪儿开始检查呢？不知道怎么入手？求助各位大神了， 多谢多谢了！

fcode

找不到函数 solvehtf 和 solvewall

happyyang

多谢多谢了