cmake: use OpenSSL::SSL imported target

Signed-off-by: GitHub <noreply@github.com>

Author: alanxz

librabbitmq/CMakeLists.txt

@@ -53,8 +53,7 @@ if (ENABLE_SSL_SUPPORT)
  amqp_openssl_bio.c
  amqp_openssl_bio.h
  )
- set(SSL_INCLUDE_DIRS ${OPENSSL_INCLUDE_DIR})
- set(AMQP_SSL_LIBS ${OPENSSL_LIBRARIES})
+ set(AMQP_SSL_LIBS OpenSSL::SSL)
  if (APPLE)
  # Apple has deprecated OpenSSL in 10.7+. This disables that warning.
  set_source_files_properties(${AMQP_SSL_SRCS}
@@ -63,10 +62,10 @@ if (ENABLE_SSL_SUPPORT)
 
  if (WIN32 AND NOT CMAKE_USE_PTHREADS_INIT)
  set(AMQP_SSL_SRCS ${AMQP_SSL_SRCS} win32/threads.h win32/threads.c)
- set(SSL_INCLUDE_DIRS ${SSL_INCLUDE_DIRS} win32)
+ set(SSL_INCLUDE_DIRS win32)
  else()
  set(AMQP_SSL_SRCS ${AMQP_SSL_SRCS} unix/threads.h)
- set(SSL_INCLUDE_DIRS ${SSL_INCLUDE_DIRS} unix)
+ set(SSL_INCLUDE_DIRS unix)
  endif()
 endif()