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(ficwww) [hikari@atlantis libfic2]$ make
make ficlib2
make[1]: Entering directory '/home/hlab/hikari/Repos/libfic2'
gcc -O2 -g ficlib2.c -o ficlib2
ficlib2.c: In function ‘fic_prog_sm16’:
ficlib2.c:737:31: warning: format ‘%d’ expects argument of type ‘int’, but argument 2 has type ‘size_t {aka long unsigned int}’ [-Wformat=]
             printf("Transfer %d / %d [%.02f %%]\n", i, size, (i/(float)size)*100);
                              ~^
                              %ld
ficlib2.c:737:36: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘size_t {aka long unsigned int}’ [-Wformat=]
             printf("Transfer %d / %d [%.02f %%]\n", i, size, (i/(float)size)*100);
                                   ~^
                                   %ld
ficlib2.c: In function ‘fic_prog_sm8’:
ficlib2.c:816:31: warning: format ‘%d’ expects argument of type ‘int’, but argument 2 has type ‘size_t {aka long unsigned int}’ [-Wformat=]
             printf("Transfer %d / %d [%.02f %%]\n", i, size, (i/(float)size)*100);
                              ~^
                              %ld
ficlib2.c:816:36: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘size_t {aka long unsigned int}’ [-Wformat=]
             printf("Transfer %d / %d [%.02f %%]\n", i, size, (i/(float)size)*100);
                                   ~^
                                   %ld
ficlib2.c: In function ‘fic_gpio_open’:
ficlib2.c:1010:45: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast]
   fprintf(stderr, "ERROR: mmap error %d\n", (int)gpio_map);//errno also set!
                                             ^
ficlib2.c: In function ‘test_fpga_prog’:
ficlib2.c:1048:20: warning: format ‘%d’ expects argument of type ‘int’, but argument 2 has type ‘size_t {aka long unsigned int}’ [-Wformat=]
     printf("TEST: %d bytes are transffered\n", tx);
                   ~^
                   %ld
ficlib2.c:1043:5: warning: ignoring return value of ‘read’, declared with attribute warn_unused_result [-Wunused-result]
     read(fd, buf, size);
     ^~~~~~~~~~~~~~~~~~~
/tmp/ccN2iqs5.o: In function `fic_prog_init_sm16':
/home/hlab/hikari/Repos/libfic2/ficlib2.c:643: undefined reference to `fic_clr_gpio'
/tmp/ccN2iqs5.o: In function `fic_prog_init_sm8':
/home/hlab/hikari/Repos/libfic2/ficlib2.c:671: undefined reference to `fic_clr_gpio'
collect2: error: ld returned 1 exit status
Makefile:10: recipe for target 'ficlib2' failed
make[1]: *** [ficlib2] Error 1
make[1]: Leaving directory '/home/hlab/hikari/Repos/libfic2'
Makefile:6: recipe for target 'all' failed
make: *** [all] Error 2