diff --git a/config.m4 b/config.m4
index 2d558ff..1b614b7 100644
--- a/config.m4
+++ b/config.m4
@@ -3,25 +3,36 @@ PHP_ARG_WITH(tutorial)
 
 if test "$PHP_TUTORIAL" != "no"; then
 
-  dnl Check for required libcurl library
-  AC_MSG_CHECKING([for libcurl])
-  for i in $PHP_TUTORIAL /usr/local /usr; do
-    if test -f "$i/include/curl/easy.h"; then
-      PHP_CURL_DIR=$i
-      break
-    fi
-  done
-  if test -z "$PHP_CURL_DIR"; then
-    AC_MSG_ERROR([not found])
+  if test -z "$PKG_CONFIG"; then
+    AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
   fi
+  if test -x "$PKG_CONFIG" && $PKG_CONFIG --exists libcurl; then
+    CURL_INCLUDES=`pkg-config --cflags-only-I libcurl`
+    CURL_LIBS=`pkg-config --libs-only-l libcurl`
+    PHP_ADD_INCLUDE($CURL_INCLUDES)
+    PHP_ADD_LIBRARY_WITH_PATH(curl, $CURL_LIBS, TUTORIAL_SHARED_LIBADD)
+    PHP_SUBST(TUTORIAL_SHARED_LIBADD)
+  else
+    dnl Check for required libcurl library
+    AC_MSG_CHECKING([for libcurl])
+    for i in $PHP_TUTORIAL /usr/local /usr; do
+      if test -f "$i/include/curl/easy.h"; then
+        PHP_CURL_DIR=$i
+        break
+      fi
+    done
+    if test -z "$PHP_CURL_DIR"; then
+      AC_MSG_ERROR([not found])
+    fi
 
-  dnl Found libcurl's headers
-  AC_MSG_RESULT([found in $PHP_CURL_DIR])
+    dnl Found libcurl's headers
+    AC_MSG_RESULT([found in $PHP_CURL_DIR])
 
-  dnl Update library list and include paths for libcurl
-  PHP_ADD_INCLUDE($PHP_CURL_DIR/include)
-  PHP_ADD_LIBRARY_WITH_PATH(curl, $PHP_CURL_DIR/$PHP_LIB_DIR, TUTORIAL_SHARED_LIBADD)
-  PHP_SUBST(TUTORIAL_SHARED_LIBADD)
+    dnl Update library list and include paths for libcurl
+    PHP_ADD_INCLUDE($PHP_CURL_DIR/include)
+    PHP_ADD_LIBRARY_WITH_PATH(curl, $PHP_CURL_DIR/$PHP_LIB_DIR, TUTORIAL_SHARED_LIBADD)
+    PHP_SUBST(TUTORIAL_SHARED_LIBADD)
+  fi
 
   PHP_NEW_EXTENSION(tutorial, tutorial.c, $ext_shared)
 fi