Fix #else if

Author: frederick-vs-ja

libcxx/include/ccomplex

@@ -28,7 +28,7 @@
 using __standard_header_ccomplex _LIBCPP_DEPRECATED_("removed in C++20. Include <complex> instead.") = void;
 using __use_standard_header_ccomplex = __standard_header_ccomplex;
 
-#else if _LIBCPP_STD_VER >= 17
+#elif _LIBCPP_STD_VER >= 17
 
 using __standard_header_ccomplex _LIBCPP_DEPRECATED_("Include <complex> instead.") = void;
 using __use_standard_header_ccomplex                                               = __standard_header_ccomplex;

libcxx/include/cstdalign

@@ -45,7 +45,7 @@ Macros:
 using __standard_header_cstdalign _LIBCPP_DEPRECATED_("removed in C++20.") = void;
 using __use_standard_header_cstdalign                                      = __standard_header_cstdalign;
 
-#else if _LIBCPP_STD_VER >= 17
+#elif _LIBCPP_STD_VER >= 17
 
 using __standard_header_cstdalign _LIBCPP_DEPRECATED = void;
 using __use_standard_header_cstdalign                = __standard_header_cstdalign;

libcxx/include/cstdbool

@@ -33,7 +33,7 @@ Macros:
 using __standard_header_cstdbool _LIBCPP_DEPRECATED_("removed in C++20.") = void;
 using __use_standard_header_cstdbool                                      = __standard_header_cstdbool;
 
-#else if _LIBCPP_STD_VER >= 17
+#elif _LIBCPP_STD_VER >= 17
 
 using __standard_header_cstdbool _LIBCPP_DEPRECATED = void;
 using __use_standard_header_cstdbool                = __standard_header_cstdbool;

libcxx/include/ctgmath

@@ -30,7 +30,7 @@
 using __standard_header_ctgmath _LIBCPP_DEPRECATED_("removed in C++20. Include <cmath> and <complex> instead.") = void;
 using __use_standard_header_ctgmath = __standard_header_ctgmath;
 
-#else if _LIBCPP_STD_VER >= 17
+#elif _LIBCPP_STD_VER >= 17
 
 using __standard_header_ctgmath _LIBCPP_DEPRECATED_("Include <cmath> and <complex> instead.") = void;
 using __use_standard_header_ctgmath = __standard_header_ctgmath;