Use less ambiguous config file names

Alc/alcConfig.c

@@ -202,7 +202,14 @@ void ReadALConfig(void)
 
 #ifdef _WIN32
 #else
-    f = fopen("/etc/openal/config", "r");
+    f = fopen("/etc/openal/alsoft.conf", "r");
+    if(!f)
+    {
+        f = fopen("/etc/openal/config", "r");
+        if(f)
+            AL_PRINT("Reading /etc/openal/config; this file is deprecated\n"
+                     "\tPlease rename it to /etc/openal/alsoft.conf\n");
+    }
     if(f)
     {
         LoadConfigFromFile(f);
@@ -210,8 +217,16 @@ void ReadALConfig(void)
     }
     if(getenv("HOME") && *(getenv("HOME")))
     {
-        snprintf(buffer, sizeof(buffer), "%s/.openalrc", getenv("HOME"));
+        snprintf(buffer, sizeof(buffer), "%s/.alsoftrc", getenv("HOME"));
         f = fopen(buffer, "r");
+        if(!f)
+        {
+            snprintf(buffer, sizeof(buffer), "%s/.openalrc", getenv("HOME"));
+            f = fopen(buffer, "r");
+            if(f)
+                AL_PRINT("Reading ~/.openalrc; this file is deprecated\n"
+                         "\tPlease rename it to ~/.alsoftrc\n");
+        }
         if(f)
         {
             LoadConfigFromFile(f);

alsoftrc.sample

@@ -1,8 +1,9 @@
 # OpenAL config file. Options that are not under a block or are under the
 # [general] block are for general, non-backend-specific options. Blocks may
 # appear multiple times, and duplicated options will take the last value
-# specified. The system-wide settings can be put in /etc/openal/config and
-# user-specific override settings in ~/.openalrc
+# specified.
+# The system-wide settings can be put in /etc/openal/alsoft.conf and user-
+# specific override settings in ~/.alsoftrc.
 
 # Option and block names are case-insenstive. The supplied values are only
 # hints and may not be honored (though generally it'll try to get as close as