diff --git a/gfx/context/androidegl_ctx.c b/gfx/context/androidegl_ctx.c
index eb5df67061..ec631fa613 100644
--- a/gfx/context/androidegl_ctx.c
+++ b/gfx/context/androidegl_ctx.c
@@ -307,12 +307,12 @@ static bool gfx_ctx_has_focus(void)
    return true;
 }
 
-bool gfx_ctx_can_egl_image_buffer(void)
+static bool gfx_ctx_can_egl_image_buffer(void)
 {
    return false;
 }
 
-bool gfx_ctx_write_egl_image(const void *frame, unsigned width, unsigned height, unsigned pitch, bool rgb32, void **image_handle)
+static bool gfx_ctx_write_egl_image(const void *frame, unsigned width, unsigned height, unsigned pitch, bool rgb32, void **image_handle)
 {
    return false;
 }
diff --git a/gfx/context/drm_egl_ctx.c b/gfx/context/drm_egl_ctx.c
index a5a7d457cd..614f7f00e5 100644
--- a/gfx/context/drm_egl_ctx.c
+++ b/gfx/context/drm_egl_ctx.c
@@ -625,12 +625,12 @@ static bool gfx_ctx_bind_api(enum gfx_ctx_api api)
    }
 }
 
-bool gfx_ctx_can_egl_image_buffer(void)
+static bool gfx_ctx_can_egl_image_buffer(void)
 {
    return false;
 }
 
-bool gfx_ctx_write_egl_image(const void *frame, unsigned width, unsigned height, unsigned pitch, bool rgb32, void **image_handle)
+static bool gfx_ctx_write_egl_image(const void *frame, unsigned width, unsigned height, unsigned pitch, bool rgb32, void **image_handle)
 {
    return false;
 }
diff --git a/gfx/context/glx_ctx.c b/gfx/context/glx_ctx.c
index 28d55235de..e1f452447b 100644
--- a/gfx/context/glx_ctx.c
+++ b/gfx/context/glx_ctx.c
@@ -462,12 +462,12 @@ static bool gfx_ctx_bind_api(enum gfx_ctx_api api)
    return api == GFX_CTX_OPENGL_API;
 }
 
-bool gfx_ctx_can_egl_image_buffer(void)
+static bool gfx_ctx_can_egl_image_buffer(void)
 {
    return false;
 }
 
-bool gfx_ctx_write_egl_image(const void *frame, unsigned width, unsigned height, unsigned pitch, bool rgb32, void **image_handle)
+static bool gfx_ctx_write_egl_image(const void *frame, unsigned width, unsigned height, unsigned pitch, bool rgb32, void **image_handle)
 {
    return false;
 }
diff --git a/gfx/context/ps3_ctx.c b/gfx/context/ps3_ctx.c
index 2a61b061d5..f6e7f97149 100644
--- a/gfx/context/ps3_ctx.c
+++ b/gfx/context/ps3_ctx.c
@@ -378,12 +378,12 @@ static bool gfx_ctx_bind_api(enum gfx_ctx_api api)
    return api == GFX_CTX_OPENGL_API || GFX_CTX_OPENGL_ES_API;
 }
 
-bool gfx_ctx_can_egl_image_buffer(void)
+static bool gfx_ctx_can_egl_image_buffer(void)
 {
    return false;
 }
 
-bool gfx_ctx_write_egl_image(const void *frame, unsigned width, unsigned height, unsigned pitch, bool rgb32, void **image_handle)
+static bool gfx_ctx_write_egl_image(const void *frame, unsigned width, unsigned height, unsigned pitch, bool rgb32, void **image_handle)
 {
    return false;
 }
diff --git a/gfx/context/sdl_ctx.c b/gfx/context/sdl_ctx.c
index c302235281..ca984b8ea6 100644
--- a/gfx/context/sdl_ctx.c
+++ b/gfx/context/sdl_ctx.c
@@ -316,12 +316,12 @@ static bool gfx_ctx_bind_api(enum gfx_ctx_api api)
    return api == GFX_CTX_OPENGL_API;
 }
 
-bool gfx_ctx_can_egl_image_buffer(void)
+static bool gfx_ctx_can_egl_image_buffer(void)
 {
    return false;
 }
 
-bool gfx_ctx_write_egl_image(const void *frame, unsigned width, unsigned height, unsigned pitch, bool rgb32, void **image_handle)
+static bool gfx_ctx_write_egl_image(const void *frame, unsigned width, unsigned height, unsigned pitch, bool rgb32, void **image_handle)
 {
    return false;
 }
diff --git a/gfx/context/vc_egl_ctx.c b/gfx/context/vc_egl_ctx.c
index 6bde808750..030cd2bdb0 100644
--- a/gfx/context/vc_egl_ctx.c
+++ b/gfx/context/vc_egl_ctx.c
@@ -300,7 +300,7 @@ static float gfx_ctx_translate_aspect(unsigned width, unsigned height)
       return (float)width / height;
 }
 
-bool gfx_ctx_can_egl_image_buffer(void)
+static bool gfx_ctx_can_egl_image_buffer(void)
 {
    /*peglCreateImageKHR = (PFNEGLCREATEIMAGEKHRPROC)gfx_ctx_get_proc_address("eglCreateImageKHR");
    peglDestroyImageKHR = (PFNEGLDESTROYIMAGEKHRPROC)gfx_ctx_get_proc_address("eglDestroyImageKHR");
@@ -308,7 +308,7 @@ bool gfx_ctx_can_egl_image_buffer(void)
    return false;
 }
 
-bool gfx_ctx_write_egl_image(const void *frame, unsigned width, unsigned height, unsigned pitch, bool rgb32, void **image_handle)
+static bool gfx_ctx_write_egl_image(const void *frame, unsigned width, unsigned height, unsigned pitch, bool rgb32, void **image_handle)
 {
    /*bool ret = false;
    if (!eglBuffer || !vcBuffer || (width != bufferLastWidth && height != bufferLastHeight && rgb32 != bufferLastRgb32))
diff --git a/gfx/context/wgl_ctx.c b/gfx/context/wgl_ctx.c
index 55c20f5912..b458e7e835 100644
--- a/gfx/context/wgl_ctx.c
+++ b/gfx/context/wgl_ctx.c
@@ -404,12 +404,12 @@ static bool gfx_ctx_bind_api(enum gfx_ctx_api api)
    return api == GFX_CTX_OPENGL_API;
 }
 
-bool gfx_ctx_can_egl_image_buffer(void)
+static bool gfx_ctx_can_egl_image_buffer(void)
 {
    return false;
 }
 
-bool gfx_ctx_write_egl_image(const void *frame, unsigned width, unsigned height, unsigned pitch, bool rgb32, void **image_handle)
+static bool gfx_ctx_write_egl_image(const void *frame, unsigned width, unsigned height, unsigned pitch, bool rgb32, void **image_handle)
 {
    return false;
 }
diff --git a/gfx/context/xdk_ctx.c b/gfx/context/xdk_ctx.c
index be6282d57d..db268579fc 100644
--- a/gfx/context/xdk_ctx.c
+++ b/gfx/context/xdk_ctx.c
@@ -525,12 +525,12 @@ int gfx_ctx_xdk_check_resolution(unsigned resolution_id)
    return 0;
 }
 
-bool gfx_ctx_can_egl_image_buffer(void)
+static bool gfx_ctx_can_egl_image_buffer(void)
 {
    return false;
 }
 
-bool gfx_ctx_write_egl_image(const void *frame, unsigned width, unsigned height, unsigned pitch, bool rgb32, void **image_handle)
+static bool gfx_ctx_write_egl_image(const void *frame, unsigned width, unsigned height, unsigned pitch, bool rgb32, void **image_handle)
 {
    return false;
 }
diff --git a/gfx/context/xegl_ctx.c b/gfx/context/xegl_ctx.c
index 80c1b81c79..ca03c981be 100644
--- a/gfx/context/xegl_ctx.c
+++ b/gfx/context/xegl_ctx.c
@@ -503,12 +503,12 @@ static bool gfx_ctx_bind_api(enum gfx_ctx_api api)
    }
 }
 
-bool gfx_ctx_can_egl_image_buffer(void)
+static bool gfx_ctx_can_egl_image_buffer(void)
 {
    return false;
 }
 
-bool gfx_ctx_write_egl_image(const void *frame, unsigned width, unsigned height, unsigned pitch, bool rgb32, void **image_handle)
+static bool gfx_ctx_write_egl_image(const void *frame, unsigned width, unsigned height, unsigned pitch, bool rgb32, void **image_handle)
 {
    return false;
 }