TRYING TO INSTALL REAP I GET THE FOLLOWING

[M.C. Medina Gomez]

REAP_SOURCE.c: In function âgetkinshipâ:

REAP_SOURCE.c:242:6: warning: ignoring return value of âfgetsâ, declared with attribute warn_unused_result [-Wunused-result]

REAP_SOURCE.c:250:13: warning: ignoring return value of âfgetsâ, declared with attribute warn_unused_result [-Wunused-result]

REAP_SOURCE.c:317:6: warning: ignoring return value of âfgetsâ, declared with attribute warn_unused_result [-Wunused-result]

REAP_SOURCE.c:398:8: warning: ignoring return value of âfscanfâ, declared with attribute warn_unused_result [-Wunused-result]

REAP_SOURCE.c:416:6: warning: ignoring return value of âfgetsâ, declared with attribute warn_unused_result [-Wunused-result]

REAP_SOURCE.c:465:6: warning: ignoring return value of âfgetsâ, declared with attribute warn_unused_result [-Wunused-result]

REAP_SOURCE.c:765:11: warning: ignoring return value of âfscanfâ, declared with attribute warn_unused_result [-Wunused-result]

REAP_SOURCE.c:766:10: warning: ignoring return value of âfgetsâ, declared with attribute warn_unused_result [-Wunused-result]

REAP_SOURCE.c:838:9: warning: ignoring return value of âfscanfâ, declared with attribute warn_unused_result [-Wunused-result]

REAP_SOURCE.c:891:6: warning: ignoring return value of âfgetsâ, declared with attribute warn_unused_result [-Wunused-result]

/tmp/ccTpN0kH.o: In function `getkinship':

REAP_SOURCE.c:(.text+0x3206): undefined reference to `sqrt'

collect2: ld returned 1 exit status

make: *** [REAP] Error 1

Could you tell me what is wrong

M. Carolina Medina-Gomez, PhD Student

 

Erasmus MC, Na 2724

Dr. Molewaterplein 50  3015 GE

Rotterdam

 

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Phone no.: +31107044292