--- a/auto/cc/conf
+++ b/auto/cc/conf
@@ -135,7 +135,8 @@ if [ "$NGX_PLATFORM" != win32 ]; then
     ngx_feature_test="char  buf[30]; buf[0] = '0';
                       var(0, buf, \"%d\", 1);
                       if (buf[0] != '1') return 1"
-    . auto/feature
+    #. auto/feature
+    have=$ngx_feature_name . auto/have
 
 
     if [ "$NGX_CC_NAME" = "ccc" ]; then
@@ -151,7 +152,8 @@ if [ "$NGX_PLATFORM" != win32 ]; then
         ngx_feature_test="char  buf[30]; buf[0] = '0';
                           var(0, buf, \"%d\", 1);
                           if (buf[0] != '1') return 1"
-        . auto/feature
+        #. auto/feature
+        have=$ngx_feature_name . auto/have
      fi
 
 
--- a/auto/cc/name
+++ b/auto/cc/name
@@ -13,12 +13,12 @@ if [ "$NGX_PLATFORM" != win32 ]; then
     ngx_feature_test=
     . auto/feature
 
-    if [ $ngx_found = no ]; then
-        echo
-        echo $0: error: C compiler $CC is not found
-        echo
-        exit 1
-    fi
+    #if [ $ngx_found = no ]; then
+    #    echo
+    #    echo $0: error: C compiler $CC is not found
+    #    echo
+    #    exit 1
+    #fi
 
 fi
 
--- a/auto/os/linux
+++ b/auto/os/linux
@@ -49,7 +49,8 @@ ngx_feature_test="int efd = 0, fd = 1, n
                   ee.data.ptr = NULL;
                   efd = epoll_create(100);
                   if (efd == -1) return 1;"
-. auto/feature
+#. auto/feature
+have=$ngx_feature_name . auto/have
 
 if [ $ngx_found = yes ]; then
     have=NGX_HAVE_CLEAR_EVENT . auto/have
@@ -73,7 +74,8 @@ ngx_feature_test="int s = 0, fd = 1;
                   ssize_t n; off_t off = 0;
                   n = sendfile(s, fd, &off, 1);
                   if (n == -1 && errno == ENOSYS) return 1"
-. auto/feature
+#. auto/feature
+have=$ngx_feature_name . auto/have
 
 if [ $ngx_found = yes ]; then
     CORE_SRCS="$CORE_SRCS $LINUX_SENDFILE_SRCS"
@@ -94,7 +96,8 @@ ngx_feature_test="int s = 0, fd = 1;
                   ssize_t n; off_t off = 0;
                   n = sendfile(s, fd, &off, 1);
                   if (n == -1 && errno == ENOSYS) return 1"
-. auto/feature
+#. auto/feature
+have=$ngx_feature_name . auto/have
 
 
 ngx_include="sys/prctl.h"; . auto/include
@@ -108,7 +111,8 @@ ngx_feature_incs="#include <sys/prctl.h>
 ngx_feature_path=
 ngx_feature_libs=
 ngx_feature_test="if (prctl(PR_SET_DUMPABLE, 1, 0, 0, 0) == -1) return 1"
-. auto/feature
+#. auto/feature
+have=$ngx_feature_name . auto/have
 
 
 # sched_setaffinity()
--- a/auto/unix
+++ b/auto/unix
@@ -117,7 +117,7 @@ ngx_feature_path=
 ngx_feature_libs=
 ngx_feature_test="char buf[1024]; long n; n = strerror_r(1, buf, 1024);
                   if (n < 0 || n > 1024) return 1;"
-. auto/feature
+#. auto/feature
 
 
 # GNU style strerror_r() returns not length, but pointer
@@ -130,7 +130,8 @@ ngx_feature_path=
 ngx_feature_libs=
 ngx_feature_test="char buf[1024]; long n; n = strerror_r(1, buf, 1024);
                   if (n >= 0 && n < 1024) return 1;"
-. auto/feature
+#. auto/feature
+have=$ngx_feature_name . auto/have
 
 
 ngx_feature="localtime_r()"
@@ -173,7 +174,8 @@ ngx_feature_test="void *p;
                   p = mmap(NULL, 4096, PROT_READ|PROT_WRITE,
                            MAP_ANON|MAP_SHARED, -1, 0);
                   if (p == MAP_FAILED) return 1;"
-. auto/feature
+#. auto/feature
+have=$ngx_feature_name . auto/have
 
 
 ngx_feature='mmap("/dev/zero", MAP_SHARED)'
@@ -188,7 +190,8 @@ ngx_feature_test='void *p; int  fd;
                   fd = open("/dev/zero", O_RDWR);
                   p = mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_SHARED, fd, 0);
                   if (p == MAP_FAILED) return 1;'
-. auto/feature
+#. auto/feature
+have=$ngx_feature_name . auto/have
 
 
 ngx_feature="System V shared memory"
@@ -202,7 +205,8 @@ ngx_feature_test="int  id;
                   id = shmget(IPC_PRIVATE, 4096, (SHM_R|SHM_W|IPC_CREAT));
                   if (id == -1) return 1;
                   shmctl(id, IPC_RMID, NULL);"
-. auto/feature
+#. auto/feature
+have=$ngx_feature_name . auto/have
 
 
 ngx_feature="struct msghdr.msg_control"