From bfa1d8c5dd228eae82f478805d68e01f8cb1c38f Mon Sep 17 00:00:00 2001
From: bol-van <none@none.none>
Date: Tue, 10 Feb 2026 15:59:56 +0300
Subject: [PATCH] nfqws2: compile mask_from_bitcount only for windows

---
 nfq2/helpers.c | 16 ++++++++++------
 nfq2/helpers.h | 10 ++++++----
 2 files changed, 16 insertions(+), 10 deletions(-)

diff --git a/nfq2/helpers.c b/nfq2/helpers.c
index 4563bd7..1b7beab 100644
--- a/nfq2/helpers.c
+++ b/nfq2/helpers.c
@@ -666,6 +666,15 @@ bool parse_int16(const char *p, int16_t *v)
 	return false;
 }
 
+
+time_t boottime(void)
+{
+	struct timespec ts;
+	return clock_gettime(CLOCK_BOOT_OR_UPTIME, &ts) ? 0 : ts.tv_sec;
+}
+
+
+#ifdef __CYGWIN__
 uint32_t mask_from_bitcount(uint32_t zct)
 {
 	return zct < 32 ? ~((1u << zct) - 1) : 0;
@@ -691,9 +700,4 @@ const struct in6_addr *mask_from_bitcount6(uint32_t zct)
 {
 	return ip6_mask + zct;
 }
-
-time_t boottime(void)
-{
-	struct timespec ts;
-	return clock_gettime(CLOCK_BOOT_OR_UPTIME, &ts) ? 0 : ts.tv_sec;
-}
+#endif
diff --git a/nfq2/helpers.h b/nfq2/helpers.h
index b7fd7b6..e01d0c3 100644
--- a/nfq2/helpers.h
+++ b/nfq2/helpers.h
@@ -109,10 +109,6 @@ bool set_env_exedir(const char *argv0);
 
 bool parse_int16(const char *p, int16_t *v);
 
-uint32_t mask_from_bitcount(uint32_t zct);
-void mask_from_bitcount6_prepare(void);
-const struct in6_addr *mask_from_bitcount6(uint32_t zct);
-
 #ifdef CLOCK_BOOTTIME
 #define CLOCK_BOOT_OR_UPTIME CLOCK_BOOTTIME
 #elif defined(CLOCK_UPTIME)
@@ -122,3 +118,9 @@ const struct in6_addr *mask_from_bitcount6(uint32_t zct);
 #endif
 
 time_t boottime(void);
+
+#ifdef __CYGWIN__
+uint32_t mask_from_bitcount(uint32_t zct);
+void mask_from_bitcount6_prepare(void);
+const struct in6_addr *mask_from_bitcount6(uint32_t zct);
+#endif