[develop] create AM_CONDITIONAL unconditionally

configure.ac

@@ -23,7 +23,7 @@ AC_CANONICAL_BUILD
 
 
 AM_INIT_AUTOMAKE([1.16.1 foreign serial-tests])
-AC_CONFIG_HEADERS([src/config.h])
+#AC_CONFIG_HEADERS([src/config.h])
 AM_MAINTAINER_MODE([disable])
 
 # Check building environment
@@ -268,8 +268,8 @@ AS_IF([test "x${enable_isoc}" = "xyes"],
 AC_SUBST([CDI_F90_INTERFACE_FCFLAGS])
 #  Check the module extension of the fortran compiler
 AS_IF([test -n "$FC" && test "X$FC" != "Xno"],
-  [ACX_SL_FC_MOD_SUFFIX(,[FCMODEXT=mod])
-   AM_CONDITIONAL([FORTRAN_MOD_UC],[test "x$FCMODCASE" = "xuc"])])
+  [ACX_SL_FC_MOD_SUFFIX(,[FCMODEXT=mod])])
+AM_CONDITIONAL([FORTRAN_MOD_UC],[test "x$FCMODCASE" = "xuc"])
 # -----------------------------------------------------------------------
 # Check for SWIG - Generator for script-language bindings
 AC_ARG_ENABLE(swig,