|  | 
 | echo 'checking for uintptr_t' | 
 |  | 
 | FOUND=NO | 
 |  | 
 | echo "#include <sys/types.h>" > autotest.c | 
 | echo "$NGX_INTTYPES_H" >> autotest.c | 
 | echo "int main() { uintptr_t i = 0; return 0; }" >> autotest.c | 
 |  | 
 | eval "$CC -o autotest autotest.c > /dev/null 2>&1" | 
 |  | 
 | if [ -x autotest ]; then | 
 |     echo " + uintptr_t found" | 
 |     FOUND=YES | 
 | else | 
 |     echo " + uintptr_t not found" | 
 | fi | 
 |  | 
 | rm autotest* | 
 |  | 
 |  | 
 | if [ $FOUND = NO ]; then | 
 |     FOUND="uint`expr 8 \* $NGX_PTR_BYTES`_t" | 
 |     echo " + $FOUND used" | 
 |     echo "typedef $FOUND  uintptr_t;"   >> $NGX_AUTO_CONFIG_H | 
 |     echo                                >> $NGX_AUTO_CONFIG_H | 
 | fi |