diff -ur libssh2-0.14~/configure libssh2-0.14/configure
--- libssh2-0.14~/configure	2006-06-30 10:18:14.000000000 +0200
+++ libssh2-0.14/configure	2006-06-30 10:20:16.000000000 +0200
@@ -3739,7 +3739,7 @@
   found_openssl=yes
   pkgcfg_openssl=yes
   OPENSSL_LIBLINE=`$PKG_CONFIG --libs openssl`
-  OPENSSL_INCLINE=`$PKG_CONFIG --variable=includedir openssl`
+  OPENSSL_INCLINE="-I`$PKG_CONFIG --variable=includedir openssl`"
   echo "$as_me:$LINENO: result: Using paths from pkg-config" >&5
 echo "${ECHO_T}Using paths from pkg-config" >&6
 fi