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-rw-r--r--ConfigureChecks.cmake2
1 files changed, 1 insertions, 1 deletions
diff --git a/ConfigureChecks.cmake b/ConfigureChecks.cmake
index 3d23bfd6..1f4c8376 100644
--- a/ConfigureChecks.cmake
+++ b/ConfigureChecks.cmake
@@ -48,7 +48,7 @@ endif(CMAKE_COMPILER_IS_GNUCC AND NOT MINGW AND NOT OS2)
# HEADER FILES
set(CMAKE_REQUIRED_INCLUDES_SAVE ${CMAKE_REQUIRED_INCLUDES})
-set(CMAKE_REQUIRED_INCLUDES ${CMAKE_REQUIRED_INCLUDES} ${ARGP_INCLUDE_DIRS})
+set(CMAKE_REQUIRED_INCLUDES ${CMAKE_REQUIRED_INCLUDES} ${ARGP_INCLUDE_DIR})
check_include_file(argp.h HAVE_ARGP_H)
set(CMAKE_REQUIRED_INCLUDES ${CMAKE_REQUIRED_INCLUDES_SAVE})