Update FindUHD rules

cmake/Modules/FindUHD.cmake

@@ -1,29 +1,29 @@
-IF(NOT UHD_FOUND)
-    INCLUDE(FindPkgConfig)
-    PKG_CHECK_MODULES(PC_UHD uhd)
-    
-    FIND_PATH(
-        UHD_INCLUDE_DIRS
-        NAMES uhd.h
-        HINTS $ENV{UHD_DIR}/include
-        PATHS /usr/local/include
-              /usr/include
-    )
-    
-    FIND_LIBRARY(
-        UHD_LIBRARIES
-        NAMES uhd
-        HINTS $ENV{UHD_DIR}/lib
-        PATHS /usr/local/lib
-              /usr/lib
-              /usr/lib64
-    )
-    
-    message(STATUS "UHD LIBRARIES " ${UHD_LIBRARIES})
-    message(STATUS "UHD INCLUDE DIRS " ${UHD_INCLUDE_DIRS})
-    
-    INCLUDE(FindPackageHandleStandardArgs)
-    FIND_PACKAGE_HANDLE_STANDARD_ARGS(UHD DEFAULT_MSG UHD_LIBRARIES UHD_INCLUDE_DIRS)
-    MARK_AS_ADVANCED(UHD_LIBRARIES UHD_INCLUDE_DIRS)
-
-ENDIF(NOT UHD_FOUND)
+IF(NOT UHD_FOUND)
+    INCLUDE(FindPkgConfig)
+    PKG_CHECK_MODULES(PC_UHD uhd)
+
+    FIND_PATH(
+        UHD_INCLUDE_DIR
+        NAMES uhd.h
+        HINTS ${UHD_DIR}/include
+        PATHS /usr/local/include
+              /usr/include
+    )
+
+    FIND_LIBRARY(
+        UHD_LIBRARIES
+        NAMES uhd
+        HINTS ${UHD_DIR}/lib
+        PATHS /usr/local/lib
+              /usr/lib
+              /usr/lib64
+    )
+
+    message(STATUS "UHD LIBRARIES " ${UHD_LIBRARIES})
+    message(STATUS "UHD INCLUDE DIRS " ${UHD_INCLUDE_DIR})
+
+    INCLUDE(FindPackageHandleStandardArgs)
+    FIND_PACKAGE_HANDLE_STANDARD_ARGS(UHD DEFAULT_MSG UHD_LIBRARIES UHD_INCLUDE_DIR)
+    MARK_AS_ADVANCED(UHD_LIBRARIES UHD_INCLUDE_DIR)
+
+ENDIF(NOT UHD_FOUND)