|  | 
 | # Copyright (C) Igor Sysoev | 
 |  | 
 |  | 
 | echo $ngx_n "checking for $ngx_type ...$ngx_c" | 
 |  | 
 | cat << END >> $NGX_AUTOCONF_ERR | 
 |  | 
 | ---------------------------------------- | 
 | checking for $ngx_type | 
 |  | 
 | END | 
 |  | 
 | ngx_found=no | 
 |  | 
 | for ngx_try in $ngx_type $ngx_types | 
 | do | 
 |  | 
 |     cat << END > $NGX_AUTOTEST.c | 
 |  | 
 | #include <sys/types.h> | 
 | #include <signal.h> | 
 | #include <sys/socket.h> | 
 | #include <sys/time.h> | 
 | #include <sys/resource.h> | 
 | #include <netinet/in.h> | 
 | $NGX_INCLUDE_INTTYPES_H | 
 |  | 
 | int main() { | 
 |     $ngx_try i = 0; | 
 |     return 0; | 
 | } | 
 |  | 
 | END | 
 |  | 
 |     ngx_test="$CC $CC_TEST_FLAGS $CC_AUX_FLAGS \ | 
 |               -o $NGX_AUTOTEST $NGX_AUTOTEST.c $NGX_LD_OPT $ngx_feature_libs" | 
 |  | 
 |     eval "$ngx_test >> $NGX_AUTOCONF_ERR 2>&1" | 
 |  | 
 |     if [ -x $NGX_AUTOTEST ]; then | 
 |         if [ $ngx_try = $ngx_type ]; then | 
 |             echo " found" | 
 |             ngx_found=yes | 
 |         else | 
 |             echo ", $ngx_try used" | 
 |             ngx_found=$ngx_try | 
 |         fi | 
 |     fi | 
 |  | 
 |     rm -f $NGX_AUTOTEST | 
 |  | 
 |     if [ $ngx_found = no ]; then | 
 |         echo $ngx_n " $ngx_try not found$ngx_c" | 
 |  | 
 |         echo "----------"    >> $NGX_AUTOCONF_ERR | 
 |         cat $NGX_AUTOTEST.c  >> $NGX_AUTOCONF_ERR | 
 |         echo "----------"    >> $NGX_AUTOCONF_ERR | 
 |         echo $ngx_test       >> $NGX_AUTOCONF_ERR | 
 |         echo "----------"    >> $NGX_AUTOCONF_ERR | 
 |  | 
 |     else | 
 |         break | 
 |     fi | 
 | done | 
 |  | 
 | if [ $ngx_found = no ]; then | 
 |     echo | 
 |     echo "$0: error: can not define $ngx_type" | 
 |  | 
 |     exit 1 | 
 | fi | 
 |  | 
 | if [ $ngx_found != yes ]; then | 
 |     echo "typedef $ngx_found  $ngx_type;"   >> $NGX_AUTO_CONFIG_H | 
 | fi |