diff --git a/ac/deps/m4/ax_fc_check_c_lib.m4 b/ac/deps/m4/ax_fc_check_c_lib.m4
new file mode 100644
index 0000000000..af5765282a
--- /dev/null
+++ b/ac/deps/m4/ax_fc_check_c_lib.m4
@@ -0,0 +1,45 @@
+dnl AX_FC_CHECK_C_LIB(LIBRARY, FUNCTION,
+dnl                   [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND],
+dnl                   [OTHER-LDFLAGS], [OTHER-LIBS])
+dnl
+dnl This macro checks if a C library can be referenced by a Fortran compiler.
+dnl
+dnl Results are cached in `ax_fc_cv_c_lib_LIBRARY_FUNCTION`.
+dnl
+dnl NOTE: Might be possible to rewrite this to use `AX_FC_CHECK_BIND_C`.
+dnl
+AC_DEFUN([AX_FC_CHECK_C_LIB], [
+  AS_VAR_PUSHDEF([ax_fc_C_Lib], [ax_fc_cv_c_lib_$1_$2])
+  m4_ifval([$5],
+    [ax_fc_c_lib_msg_LDFLAGS=" with $5"],
+    [ax_fc_c_lib_msg_LDFLAGS=""]
+  )
+  AC_CACHE_CHECK(
+    [for $2 in -l$1$ax_fc_c_lib_msg_LDFLAGS], [ax_fc_cv_c_lib_$1_$2], [
+      ax_fc_check_c_lib_save_LDFLAGS=$LDFLAGS
+      LDFLAGS="$6 $LDFLAGS"
+      ax_fc_check_c_lib_save_LIBS=$LIBS
+      LIBS="-l$1 $7 $LIBS"
+      AC_LINK_IFELSE(
+        [AC_LANG_PROGRAM([],[dnl
+dnl begin code block
+        interface
+        subroutine test() bind(c, name="$2")
+        end subroutine test
+        end interface
+        call test])
+dnl end code block
+        ],
+        [AS_VAR_SET([ax_fc_C_Lib], [yes])],
+        [AS_VAR_SET([ax_fc_C_Lib], [no])]
+      )
+      LDFLAGS=$ax_fc_check_c_lib_save_LDFLAGS
+      LIBS=$ax_fc_check_c_lib_save_LIBS
+    ]
+  )
+  AS_VAR_IF([ax_fc_C_Lib], [yes],
+    [m4_default([$3], [LIBS="-l$1 $LIBS"])],
+    [$4]
+  )
+  AS_VAR_POPDEF([ax_fc_C_Lib])
+])
diff --git a/ac/deps/m4/ax_fc_check_lib.m4 b/ac/deps/m4/ax_fc_check_lib.m4
index c0accab6cd..a7f848cd60 100644
--- a/ac/deps/m4/ax_fc_check_lib.m4
+++ b/ac/deps/m4/ax_fc_check_lib.m4
@@ -18,7 +18,7 @@ dnl    library with different -L flags, or perhaps other ld configurations.
 dnl
 dnl Results are cached in the ax_fc_cv_lib_LIBRARY_FUNCTION variable.
 dnl
-AC_DEFUN([AX_FC_CHECK_LIB],[dnl
+AC_DEFUN([AX_FC_CHECK_LIB],[
   AS_VAR_PUSHDEF([ax_fc_Lib], [ax_fc_cv_lib_$1_$2])
   m4_ifval([$6],
     [ax_fc_lib_msg_LDFLAGS=" with $6"],
@@ -29,14 +29,15 @@ AC_DEFUN([AX_FC_CHECK_LIB],[dnl
     LDFLAGS="$6 $LDFLAGS"
     ax_fc_check_lib_save_LIBS=$LIBS
     LIBS="-l$1 $7 $LIBS"
-    AS_IF([test -n $3],
+    AS_IF([test -n "$3"],
       [ax_fc_use_mod="use $3"],
       [ax_fc_use_mod=""])
-    AC_LINK_IFELSE([
-        AC_LANG_PROGRAM([], [dnl
+    AC_LINK_IFELSE([dnl
+dnl Begin 7-column code block
+AC_LANG_PROGRAM([], [dnl
         $ax_fc_use_mod
-        call $2]dnl
-        )
+        call $2])dnl
+dnl End code block
       ],
       [AS_VAR_SET([ax_fc_Lib], [yes])],
       [AS_VAR_SET([ax_fc_Lib], [no])]