How to Solve Nginx cross compilation Error

1.checking for C compiler … found but is not working
Modify auto/feature
find if [ -x $NGX_AUTOTEST ]; then
Assign the value in front of ngx_feature_run=no
2./configure: 1: auto/types/sizeof: objs/autotest: Exec format error
change auto/types/sizeof
find ngx_test=”$CC $CC_TEST_FLAGS $CC_AUX_FLAGS \
-o $NGX_AUTOTEST $NGX_AUTOTEST.c $NGX_LD_OPT $ngx_feature_libs”
change $CC to gcc
3.objs/src/os/unix/ngx_user.o: In function `ngx_libc_crypt’: ngx_user.c:(.text+0x20): undefined reference to `crypt’
Find the ngx_libc_crypt function in src/os/unix/ngx_user.c:
change value = crypt((char *) key, (char *) salt);
value = DES_crypt((char *) key, (char *) salt);

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