cmake: Add ec.h and ecdsa.h checks.

ConfigureChecks.cmake

@@ -71,10 +71,20 @@ check_include_file(openssl/des.h HAVE_OPENSSL_DES_H)
 set(CMAKE_REQUIRED_INCLUDES ${OPENSSL_INCLUDE_DIRS})
 check_include_file(openssl/ecdh.h HAVE_OPENSSL_ECDH_H)
 
+set(CMAKE_REQUIRED_INCLUDES ${OPENSSL_INCLUDE_DIRS})
+check_include_file(openssl/ec.h HAVE_OPENSSL_EC_H)
+
+set(CMAKE_REQUIRED_INCLUDES ${OPENSSL_INCLUDE_DIRS})
+check_include_file(openssl/ecdsa.h HAVE_OPENSSL_ECDSA_H)
+
 if (CMAKE_HAVE_PTHREAD_H)
   set(HAVE_PTHREAD_H 1)
 endif (CMAKE_HAVE_PTHREAD_H)
 
+if (HAVE_OPENSSL_EC_H AND HAVE_OPENSSL_ECDSA_H)
+    set(HAVE_OPENSSL_ECC 1)
+endif (HAVE_OPENSSL_EC_H AND HAVE_OPENSSL_ECDSA_H)
+
 # FUNCTIONS
 
 check_function_exists(strncpy HAVE_STRNCPY)

config.h.cmake

@@ -38,10 +38,16 @@
 /* Define to 1 if you have the <openssl/ecdh.h> header file. */
 #cmakedefine HAVE_OPENSSL_ECDH_H 1
 
+/* Define to 1 if you have the <openssl/ec.h> header file. */
+#cmakedefine HAVE_OPENSSL_EC_H 1
+
+/* Define to 1 if you have the <openssl/ecdsa.h> header file. */
+#cmakedefine HAVE_OPENSSL_ECDSA_H 1
 
 /* Define to 1 if you have the <pthread.h> header file. */
 #cmakedefine HAVE_PTHREAD_H 1
 
+#cmakedefine HAVE_OPENSSL_ECC 1
 
 /*************************** FUNCTIONS ***************************/