Kernel's makefiles pass -Werror=strict-prototypes which
can trigger errors depending on compiler defaults.
https://bugs.gentoo.org/870238
https://github.com/NVIDIA/open-gpu-kernel-modules/issues/377
--- a/kernel/nvidia/nvlink_linux.c
+++ b/kernel/nvidia/nvlink_linux.c
@@ -639 +639 @@
-void * NVLINK_API_CALL nvlink_allocLock()
+void * NVLINK_API_CALL nvlink_allocLock(void)
--- a/kernel/nvidia/os-interface.c
+++ b/kernel/nvidia/os-interface.c
@@ -879 +879 @@
-NV_STATUS NV_API_CALL os_flush_cpu_cache()
+NV_STATUS NV_API_CALL os_flush_cpu_cache(void)
@@ -886 +886 @@
-NV_STATUS NV_API_CALL os_flush_cpu_cache_all()
+NV_STATUS NV_API_CALL os_flush_cpu_cache_all(void)
@@ -944 +944 @@
-void NV_API_CALL os_flush_cpu_write_combine_buffer()
+void NV_API_CALL os_flush_cpu_write_combine_buffer(void)
@@ -1073 +1073 @@
-NvU32 NV_API_CALL os_get_cpu_number()
+NvU32 NV_API_CALL os_get_cpu_number(void)
@@ -1080 +1080 @@
-NvU32 NV_API_CALL os_get_cpu_count()
+NvU32 NV_API_CALL os_get_cpu_count(void)
@@ -1155 +1155 @@
-void NV_API_CALL os_dump_stack()
+void NV_API_CALL os_dump_stack(void)