5 files changed, 25 insertions, 21 deletions
diff --git a/src/arbits/output/slbt_au_output_symbols.c b/src/arbits/output/slbt_au_output_symbols.c
index 178fcdb..dca3fb9 100644
--- a/src/arbits/output/slbt_au_output_symbols.c
+++ b/src/arbits/output/slbt_au_output_symbols.c
@@ -13,19 +13,13 @@
 #include "slibtool_driver_impl.h"
 #include "slibtool_dprintf_impl.h"
 #include "slibtool_errinfo_impl.h"
+#include "slibtool_pecoff_impl.h"
 #include "slibtool_ar_impl.h"
 
 #define SLBT_PRETTY_FLAGS       (SLBT_PRETTY_YAML      \
 	                         | SLBT_PRETTY_POSIX    \
 	                         | SLBT_PRETTY_HEXDATA)
 
-static int slbt_is_strong_coff_symbol(const char * sym)
-{
-	return strncmp(sym,"__imp_",6)
-		&& strncmp(sym,".weak.",6)
-		&& strncmp(sym,".refptr.",8);
-}
-
 static int slbt_au_output_symbols_posix(
 	const struct slbt_driver_ctx *  dctx,
 	struct slbt_archive_meta_impl * mctx,
diff --git a/src/arbits/slbt_archive_mapfile.c b/src/arbits/slbt_archive_mapfile.c
index a684a52..379e278 100644
--- a/src/arbits/slbt_archive_mapfile.c
+++ b/src/arbits/slbt_archive_mapfile.c
@@ -13,6 +13,7 @@
 #include "slibtool_driver_impl.h"
 #include "slibtool_dprintf_impl.h"
 #include "slibtool_errinfo_impl.h"
+#include "slibtool_pecoff_impl.h"
 #include "slibtool_ar_impl.h"
 
 /********************************************************/
@@ -24,13 +25,6 @@
 /* an underscore (where relevant) is not necessary.     */
 /********************************************************/
 
-static int slbt_is_strong_coff_symbol(const char * sym)
-{
-	return strncmp(sym,"__imp_",6)
-		&& strncmp(sym,".weak.",6)
-		&& strncmp(sym,".refptr.",8);
-}
-
 static int slbt_ar_output_mapfile_impl(
 	const struct slbt_driver_ctx *  dctx,
 	struct slbt_archive_meta_impl * mctx,
diff --git a/src/internal/slibtool_pecoff_impl.c b/src/internal/slibtool_pecoff_impl.c
new file mode 100644
index 0000000..3ce2d0e
--- /dev/null
+++ b/src/internal/slibtool_pecoff_impl.c
@@ -0,0 +1,16 @@
+/*******************************************************************/
+/*  slibtool: a skinny libtool implementation, written in C        */
+/*  Copyright (C) 2016--2024  SysDeer Technologies, LLC            */
+/*  Released under the Standard MIT License; see COPYING.SLIBTOOL. */
+/*******************************************************************/
+
+#include <string.h>
+
+#include "slibtool_visibility_impl.h"
+
+slbt_hidden int slbt_is_strong_coff_symbol(const char * sym)
+{
+	return strncmp(sym,"__imp_",6)
+		&& strncmp(sym,".weak.",6)
+		&& strncmp(sym,".refptr.",8);
+}
diff --git a/src/internal/slibtool_pecoff_impl.h b/src/internal/slibtool_pecoff_impl.h
new file mode 100644
index 0000000..e18b5af
--- /dev/null
+++ b/src/internal/slibtool_pecoff_impl.h
@@ -0,0 +1,6 @@
+#ifndef SLIBTOOL_PECOFF_IMPL_H
+#define SLIBTOOL_PECOFF_IMPL_H
+
+int slbt_is_strong_coff_symbol(const char *);
+
+#endif
diff --git a/src/util/slbt_create_mapfile.c b/src/util/slbt_create_mapfile.c
index e8a5c90..a7d7c0a 100644
--- a/src/util/slbt_create_mapfile.c
+++ b/src/util/slbt_create_mapfile.c
@@ -13,6 +13,7 @@
 #include "slibtool_driver_impl.h"
 #include "slibtool_dprintf_impl.h"
 #include "slibtool_errinfo_impl.h"
+#include "slibtool_pecoff_impl.h"
 #include "slibtool_ar_impl.h"
 
 /****************************************************/
@@ -24,13 +25,6 @@
 /* necessary.                                       */
 /****************************************************/
 
-static int slbt_is_strong_coff_symbol(const char * sym)
-{
-	return strncmp(sym,"__imp_",6)
-		&& strncmp(sym,".weak.",6)
-		&& strncmp(sym,".refptr.",8);
-}
-
 static int slbt_util_output_mapfile_impl(
 	const struct slbt_driver_ctx *  dctx,
 	const struct slbt_symlist_ctx * sctx,