RPI - Use vanila GLES2 library for RPI4.

CMake/Modules/UrhoCommon.cmake

@@ -588,11 +588,11 @@ else ()
                 if (RPI_ABI MATCHES ^RPI0|1)
                     set (ARM_CFLAGS "${ARM_CFLAGS} -mcpu=arm1176jzf-s -mfpu=vfp")
                 else ()
-                    if (RPI_ABI MATCHES ^RPI2)
+                    if (RPI_ABI STREQUAL RPI2)
                         set (ARM_CFLAGS "${ARM_CFLAGS} -mcpu=cortex-a7")
-                    elseif (RPI_ABI MATCHES ^RPI3)
+                    elseif (RPI_ABI STREQUAL RPI3)
                         set (ARM_CFLAGS "${ARM_CFLAGS} -mcpu=cortex-a53")
-                    elseif (RPI_ABI MATCHES ^RPI4)
+                    elseif (RPI_ABI STREQUAL RPI4)
                         set (ARM_CFLAGS "${ARM_CFLAGS} -mcpu=cortex-a72")
                     endif ()
                     if (NOT URHO3D_64BIT)   # Enable NEON by default but only need to do it explicitly on ARM (32-bit) arch
@@ -936,7 +936,11 @@ macro (define_dependency_libs TARGET)
             elseif (WIN32)
                 list (APPEND LIBS opengl32)
             elseif (RPI)
-                list (APPEND LIBS brcmGLESv2)
+                if (RPI_ABI STREQUAL RPI4)
+                    list (APPEND LIBS GLESv2)
+                else ()
+                    list (APPEND LIBS brcmGLESv2)
+                endif ()
             elseif (ANDROID OR ARM)
                 list (APPEND LIBS GLESv1_CM GLESv2)
             else ()