#include char * isbigendian () { /* Are we little or big endian? From Harbison&Steele. */ union { long l; char c[sizeof (long)]; } u; u.l=1; return (u.c[0] == 1)?"no":"yes"; } int main() { printf("arch_sizeof_short=%d\n",sizeof(short)); printf("arch_sizeof_int=%d\n",sizeof(int)); printf("arch_sizeof_long=%d\n",sizeof(long)); printf("arch_sizeof_long_long=%d\n",sizeof(long long)); printf("arch_sizeof_char_p=%d\n",sizeof(char *)); printf("arch_bigendian=%s\n",isbigendian()); printf("arch_machine="); fflush(stdout); system("uname -m"); system("echo arch_target=`uname -m -p | tr ' ' -`-linux"); return 0; }