natanael@Nat:~/FLUPRO$ make cd flutil; FLUPRO=/home/natanael/FLUPRO make all; cd .. make[1]: Entering directory `/home/natanael/FLUPRO/flutil' gfortran -o actdline actdline.o /usr/bin/ld: i386 architecture of input file `actdline.o' is incompatible with i386:x86-64 output /usr/bin/ld: /usr/lib/debug/usr/lib/x86_64-linux-gnu/crt1.o(.debug_info): relocation 0 has invalid symbol index 11 /usr/bin/ld: /usr/lib/debug/usr/lib/x86_64-linux-gnu/crt1.o(.debug_info): relocation 1 has invalid symbol index 12 /usr/bin/ld: /usr/lib/debug/usr/lib/x86_64-linux-gnu/crt1.o(.debug_info): relocation 2 has invalid symbol index 2 /usr/bin/ld: /usr/lib/debug/usr/lib/x86_64-linux-gnu/crt1.o(.debug_info): relocation 3 has invalid symbol index 2 /usr/bin/ld: /usr/lib/debug/usr/lib/x86_64-linux-gnu/crt1.o(.debug_info): relocation 4 has invalid symbol index 11 /usr/bin/ld: /usr/lib/debug/usr/lib/x86_64-linux-gnu/crt1.o(.debug_info): relocation 5 has invalid symbol index 13 /usr/bin/ld: /usr/lib/debug/usr/lib/x86_64-linux-gnu/crt1.o(.debug_info): relocation 6 has invalid symbol index 13 /usr/bin/ld: /usr/lib/debug/usr/lib/x86_64-linux-gnu/crt1.o(.debug_info): relocation 7 has invalid symbol index 13 /usr/bin/ld: /usr/lib/debug/usr/lib/x86_64-linux-gnu/crt1.o(.debug_info): relocation 8 has invalid symbol index 12 /usr/bin/ld: /usr/lib/debug/usr/lib/x86_64-linux-gnu/crt1.o(.debug_info): relocation 9 has invalid symbol index 13 /usr/bin/ld: /usr/lib/debug/usr/lib/x86_64-linux-gnu/crt1.o(.debug_info): relocation 10 has invalid symbol index 13 /usr/bin/ld: /usr/lib/debug/usr/lib/x86_64-linux-gnu/crt1.o(.debug_info): relocation 11 has invalid symbol index 13 /usr/bin/ld: /usr/lib/debug/usr/lib/x86_64-linux-gnu/crt1.o(.debug_info): relocation 12 has invalid symbol index 13 /usr/bin/ld: /usr/lib/debug/usr/lib/x86_64-linux-gnu/crt1.o(.debug_info): relocation 13 has invalid symbol index 13 /usr/bin/ld: /usr/lib/debug/usr/lib/x86_64-linux-gnu/crt1.o(.debug_info): relocation 14 has invalid symbol index 13 /usr/bin/ld: /usr/lib/debug/usr/lib/x86_64-linux-gnu/crt1.o(.debug_info): relocation 15 has invalid symbol index 13 /usr/bin/ld: /usr/lib/debug/usr/lib/x86_64-linux-gnu/crt1.o(.debug_info): relocation 16 has invalid symbol index 13 /usr/bin/ld: /usr/lib/debug/usr/lib/x86_64-linux-gnu/crt1.o(.debug_info): relocation 17 has invalid symbol index 13 /usr/bin/ld: /usr/lib/debug/usr/lib/x86_64-linux-gnu/crt1.o(.debug_info): relocation 18 has invalid symbol index 13 /usr/bin/ld: /usr/lib/debug/usr/lib/x86_64-linux-gnu/crt1.o(.debug_info): relocation 19 has invalid symbol index 21 /usr/bin/ld: /usr/lib/debug/usr/lib/x86_64-linux-gnu/crt1.o(.debug_line): relocation 0 has invalid symbol index 2 /usr/lib/gcc/x86_64-linux-gnu/4.8/../../../x86_64-linux-gnu/crt1.o: In function `_start': (.text+0x20): undefined reference to `main' actdline.o: In function `MAIN__': /home/natanael/FLUPRO/flutil/actdline.f:5: undefined reference to `f_open' /home/natanael/FLUPRO/flutil/actdline.f:6: undefined reference to `f_open' /home/natanael/FLUPRO/flutil/actdline.f:16: undefined reference to `s_wsfe' /home/natanael/FLUPRO/flutil/actdline.f:16: undefined reference to `do_fio' /home/natanael/FLUPRO/flutil/actdline.f:16: undefined reference to `e_wsfe' /home/natanael/FLUPRO/flutil/actdline.f:9: undefined reference to `s_rsfe' /home/natanael/FLUPRO/flutil/actdline.f:9: undefined reference to `do_fio' /home/natanael/FLUPRO/flutil/actdline.f:9: undefined reference to `e_rsfe' /home/natanael/FLUPRO/flutil/actdline.f:16: undefined reference to `s_wsfe' /home/natanael/FLUPRO/flutil/actdline.f:16: undefined reference to `do_fio' /home/natanael/FLUPRO/flutil/actdline.f:16: undefined reference to `e_wsfe' /home/natanael/FLUPRO/flutil/actdline.f:9: undefined reference to `s_rsfe' /home/natanael/FLUPRO/flutil/actdline.f:9: undefined reference to `do_fio' /home/natanael/FLUPRO/flutil/actdline.f:9: undefined reference to `e_rsfe' /home/natanael/FLUPRO/flutil/actdline.f:18: undefined reference to `s_wsle' /home/natanael/FLUPRO/flutil/actdline.f:18: undefined reference to `e_wsle' /home/natanael/FLUPRO/flutil/actdline.f:9: undefined reference to `s_rsfe' /home/natanael/FLUPRO/flutil/actdline.f:22: undefined reference to `s_stop' /home/natanael/FLUPRO/flutil/actdline.f:18: undefined reference to `s_wsle' /home/natanael/FLUPRO/flutil/actdline.f:18: undefined reference to `e_wsle' /home/natanael/FLUPRO/flutil/actdline.f:16: undefined reference to `s_rnge' actdline.o: In function `lstnbl_': /home/natanael/FLUPRO/flutil/actdline.f:28: undefined reference to `s_cmp' /home/natanael/FLUPRO/flutil/actdline.f:28: undefined reference to `s_cmp' /home/natanael/FLUPRO/flutil/actdline.f:28: undefined reference to `s_cmp' /home/natanael/FLUPRO/flutil/actdline.f:28: undefined reference to `s_cmp' /home/natanael/FLUPRO/flutil/actdline.f:28: undefined reference to `s_rnge' /home/natanael/FLUPRO/flutil/actdline.f:28: undefined reference to `s_rnge' collect2: error: ld returned 1 exit status make[1]: *** [actdline] Error 1 make[1]: Leaving directory `/home/natanael/FLUPRO/flutil'