1 cd /var/tmp

     2 

     3 cat > a.c <<EOT

     4 #include <tiffconf.h>

     5 #include <stdio.h>

     6 

     7 int main(void) {

     8         printf("8=%d\n", sizeof(TIFF_INT64_T));

     9         printf("8=%d\n", sizeof(TIFF_UINT64_T));

    10         printf("%d=%d\n", sizeof(ssize_t), sizeof(TIFF_SSIZE_T));

    11 }

    12 EOT

    13 

    14 GCC=gcc

    15 CC=/ws/on12-tools/SUNWspro/solarisstudio12.4/bin/cc

    16 

    17 $GCC -m32 a.c && ./a.out

    18 $GCC -m64 a.c && ./a.out

    19 $CC -m32 a.c && ./a.out

    20 $CC -m64 a.c && ./a.out

    21 

    22 Output should be:

    23 8=8

    24 8=8

    25 4=4

    26 ...

    27 8=8

    28 8=8

    29 8=8

    30 ...

    31 8=8

    32 8=8

    33 4=4

    34 ...

    35 8=8

    36 8=8

    37 8=8

    38