Fixed some small warnings.

src/server/footsteps.c

@@ -147,7 +147,7 @@ Footsteps_Update(void)
 		}
 
 		/* make it so we step once we land */
-		if (!self.flags & FL_ONGROUND) {
+		if (!(self.flags & FL_ONGROUND)) {
 			self.fStepTime = 0.0f;
 			return;
 		}

src/server/sentences.c

@@ -66,6 +66,8 @@ Sentences_Init(void)
 
 		g_sentences[x] = strcat("!", argv(0));
 	}
+
+	fclose(fs_sentences);
 }
 
 string

src/shared/valve/w_tripmine.c

@@ -58,7 +58,7 @@ monster_tripmine::SendEntity(entity pvsent, float flags)
 void
 monster_tripmine::Trip(int walkthrough)
 {
-	float dmg
+	float dmg;
 	if (!walkthrough) {
 		real_owner = g_eAttacker;
 	}